Chronological list of the major books by S. R. Ranganathan with their publication years.
| Books by S.R. Ranganathan | Publication Year |
| The Five Laws of Library Science | 1931 |
| Colon Classification (1 ” ed.) | 1933 |
| Classified Cataloguing Code | 1934 |
| Library Administration (first published | 1935 |
| Prolegomena to Library Classification | 1937 |
| Theory of the Library Catalogue | 1938 |
| Colon Classification (2nd ed.) | 1939 |
| Elements of Library Classification | 1945 |
| Suggestion for the organization of the Libraries in India | 1946 |
| Classification and International Documentation | 1948 |
| Colon Classification (3rd ed.) | 1950 |
| Classification and Communication | 1951 |
| Philosophy of Library Classification | 1951 |
| Library Manual | 1951 |
| Library Book Selection | 1952 |
| Colon Classification (4h ed.) | 1952 |
| Headings and Canons 1955 | 1955 |
| Prolegomena to Library Classification (2nd ed.) | 1957 |
| Colon Classification (5th ed.) | 1957 |
| Colon Classification (6th ed.) | 1960 |
| Reference Service | 1961 |
| Documentation and its facets | 1963 |
| Library Book Selection (2nd ed.) | 1966 |
| Prolegomena to Library Classification (3rd ed.) | 1967 |
| Ramanujan: The man and the mathematician | 1967 |
| Documentation: Genesis and Development | 1973 |
| A Librarian Looks Back: An autobiography of Dr. S. R. Rangnathan (Editor: P. N. Kaula) | 1992 |
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1. The Five Laws of Library Science (1931)
The Five Laws of Library Science is Dr. S. R. Ranganathan's most influential work and is regarded as the foundation of modern library and information science. The book introduces the famous Five Laws: Books are for use; Every reader his or her book; Every book its reader; Save the time of the reader; The library is a growing organism. These principles transformed libraries from book storage centers into user-oriented service institutions. Even today, the Five Laws guide library management, collection development, reference services, digital libraries, and information systems. The book remains essential reading for every library science student and professional.
2. Colon Classification (1st Edition) (1933)
The first edition of Colon Classification introduced an innovative faceted classification system developed by Dr. Ranganathan. Unlike traditional enumerative systems, it organizes knowledge through facets such as Personality, Matter, Energy, Space, and Time (PMEST). The colon symbol (:) is used to combine facets into precise class numbers. This approach allows librarians to classify complex and interdisciplinary subjects effectively. The book revolutionized knowledge organization and influenced many later classification systems. It remains one of the most significant contributions to library classification and is widely studied in library science courses.
3. Classified Catalogue Code (1934)
Classified Catalogue Code provides systematic rules for preparing classified library catalogues. Dr. Ranganathan emphasized arranging books according to subject relationships instead of simply alphabetically. The code explains how entries should be organized, cross-referenced, and displayed to help readers locate materials efficiently. It also introduces cataloguing principles that improve consistency and retrieval. The work became highly influential in cataloguing education and library practice. Although modern cataloguing standards have evolved, many of its principles continue to influence library organization and bibliographic control in both traditional and digital environments.
4. Library Administration (1935)
In Library Administration, Ranganathan discusses the scientific management of libraries. The book covers planning, staffing, budgeting, circulation, library buildings, furniture, preservation, statistics, and public services. He emphasizes efficient organization and user-centered services while advocating professional standards for librarianship. The work also explains methods for improving library operations and ensuring effective resource utilization. Many recommendations remain relevant despite technological changes. This book serves as a practical guide for library administrators and management students, demonstrating how good administration contributes to better library services and increased reader satisfaction.
5. Prolegomena to Library Classification (1937)
This classic work presents the theoretical foundations of library classification. Ranganathan explains why knowledge should be organized systematically and introduces concepts such as facets, categories, canons, principles, and classification theory. The book examines the philosophy behind knowledge organization rather than merely describing classification schedules. It helps readers understand how subjects evolve and how classification systems should adapt accordingly. Prolegomena to Library Classification remains one of the most advanced theoretical works in library science and is widely recommended for postgraduate students, researchers, and professionals interested in classification research.
6. Theory of the Library Catalogue (1938)
Theory of the Library Catalogue explores the objectives, principles, and functions of library catalogues. Ranganathan explains how catalogues connect readers with library resources through effective bibliographic organization. He discusses cataloguing principles, access points, author entries, subject entries, and reader convenience. The book highlights the importance of consistency and logical arrangement in catalogue design. Many concepts anticipated developments in online public access catalogues (OPACs). It remains an important theoretical contribution that bridges traditional catalogue preparation with modern information retrieval systems.
7. Colon Classification (2nd Edition) (1939)
The second edition of Colon Classification refined the original faceted classification system. Ranganathan incorporated improvements based on practical experience and expanded the classification schedules for emerging subjects. Additional examples and clearer rules made the system easier to apply in libraries. The revised edition strengthened the PMEST concept and improved notation techniques. It reflected the dynamic nature of knowledge organization and demonstrated Ranganathan's commitment to continuously improving classification methods. The edition gained wider acceptance among academic and research libraries.
8. Elements of Library Classification (1945)
This book introduces the basic principles of library classification in a simple and systematic manner. It explains why classification is necessary, how knowledge is organized, and the methods used to assign class numbers. Ranganathan presents key concepts such as subjects, notation, schedules, and facets using practical examples. The book serves as an introductory text for students beginning library science education. Its straightforward style makes complex classification theories easier to understand while preparing readers for advanced works like Prolegomena to Library Classification and Colon Classification.
9. Suggestions for the Organization of Libraries in India (1946)
Published shortly before India's independence, Suggestions for the Organization of Libraries in India presents Ranganathan's vision for developing a comprehensive national library system. He recommends establishing public, school, college, university, and special libraries under coordinated administrative structures. The book emphasizes government support, library legislation, adequate funding, professional education, and trained librarians to promote literacy and lifelong learning. Many recommendations later influenced India's public library movement and library development policies. This work reflects Ranganathan's commitment to using libraries as instruments of education, social progress, and national development rather than merely institutions for preserving books.
10. Classification and International Documentation (1948)
Published in 1948, Classification and International Documentation examines the vital role of library classification in organizing and exchanging information on a global scale. Dr. S. R. Ranganathan argues that standardized classification systems are essential for international cooperation among libraries, documentation centers, and research institutions. The book discusses methods of subject organization, bibliographic control, and the importance of uniform practices for efficient information retrieval. It highlights how scientific knowledge transcends national boundaries and requires internationally accepted standards for indexing and classification. This work significantly contributed to the development of documentation practices and remains valuable for students studying information organization and knowledge management.
11. Colon Classification (3rd Edition) (1950)
The third edition of Colon Classification reflects major improvements in the faceted classification system developed by Dr. Ranganathan. Building upon earlier editions, it introduces revised schedules, improved notation, and clearer instructions for applying the PMEST (Personality, Matter, Energy, Space, and Time) categories. The edition accommodates the rapid growth of scientific and technical literature after World War II by providing greater flexibility for classifying new and interdisciplinary subjects. Practical examples help librarians apply the system more accurately. This edition strengthened the acceptance of Colon Classification in academic and research libraries and became a standard reference for advanced classification studies.
12. Classification and Communication (1951)
In Classification and Communication, Ranganathan explores the close relationship between knowledge organization and the communication of information. He explains that effective classification is not merely a method of arranging books but a powerful tool for transmitting knowledge from creators to users. The book discusses how systematic classification improves information retrieval, research efficiency, and scholarly communication. It also examines the role of classification in reducing barriers to knowledge access and promoting intellectual exchange. This work broadened the understanding of classification beyond libraries, demonstrating its importance in documentation, information science, and modern communication systems.
13. Philosophy of Library Classification (1951)
Philosophy of Library Classification presents the conceptual and philosophical foundations of organizing knowledge. Rather than focusing on practical classification schedules, Ranganathan explains why classification is necessary and how it reflects the structure and evolution of human knowledge. The book discusses theoretical concepts such as universes of knowledge, facets, categories, and the dynamic nature of subjects. It encourages librarians to think critically about classification principles rather than mechanically applying rules. This work is regarded as one of Ranganathan's most scholarly contributions and remains an important resource for postgraduate students, researchers, and professionals interested in classification theory.
14. Library Manual (1951)
Library Manual serves as a practical handbook for librarians responsible for managing day-to-day library operations. The book provides detailed guidance on acquisition, accessioning, classification, cataloguing, shelving, circulation, stock verification, record keeping, preservation, and reader services. Ranganathan emphasizes standard procedures, efficiency, and user satisfaction while promoting professional ethics in librarianship. The manual was designed to help both new and experienced librarians establish systematic workflows and maintain consistency in library administration. Although library technology has advanced considerably, many operational principles presented in this book continue to be applicable in modern libraries.
15. Library Book Selection (1952)
Library Book Selection focuses on one of the most important responsibilities of librarians—building balanced and useful collections. Ranganathan explains the principles of selecting books based on the objectives of the library, the needs of users, educational requirements, and available financial resources. The book discusses evaluation criteria, selection tools, review sources, and policies for developing high-quality collections. It also emphasizes avoiding personal bias while ensuring that library materials represent diverse viewpoints. This work became a classic guide for collection development and remains highly relevant in both print and digital library environments.
16. Colon Classification (4th Edition) (1952)
The fourth edition of Colon Classification introduces substantial revisions to improve the accuracy, flexibility, and usability of the faceted classification system. Ranganathan expanded classification schedules to include newly emerging disciplines and refined notation techniques for greater consistency. Additional examples and explanatory notes make the system easier for librarians to apply in practice. The edition demonstrates Ranganathan's belief that classification should continuously evolve to reflect changes in knowledge. It strengthened the position of Colon Classification as one of the most sophisticated and adaptable library classification systems developed during the twentieth century.
17. Headings and Canons (1955)
Published in 1955, Headings and Canons examines the principles for constructing subject headings and maintaining consistency in cataloguing and indexing. Ranganathan introduces a series of canons, principles, and rules that guide librarians in choosing accurate, meaningful, and user-friendly headings. The book emphasizes logical vocabulary, standardized terminology, and effective cross-references to improve information retrieval. It bridges the fields of cataloguing, classification, and subject indexing while highlighting the importance of controlled language. This work significantly influenced subject cataloguing practices and remains an important reference for understanding authority control and subject access.
18. Prolegomena to Library Classification (2nd Edition) (1957)
The second edition of Prolegomena to Library Classification expands and refines the theoretical concepts introduced in the first edition. Ranganathan incorporates new developments in classification research, clarifies important principles, and provides deeper explanations of canons, postulates, facets, and classification methodology. The revised edition reflects his continued efforts to develop a scientific approach to knowledge organization capable of accommodating rapidly expanding disciplines. It serves as a comprehensive guide for advanced students, educators, and researchers interested in the philosophy and theory of classification. The book remains one of the most authoritative texts on library classification ever published.
19. Colon Classification (5th Edition) (1957)
Published in 1957, the fifth edition of Colon Classification represents one of the most refined versions of Dr. S. R. Ranganathan's faceted classification system. This edition incorporates extensive revisions, expanded schedules, and improved notation to accommodate the rapid growth of knowledge in science, technology, social sciences, and humanities. Ranganathan further developed the PMEST (Personality, Matter, Energy, Space, and Time) formula and introduced clearer rules for facet analysis and synthesis. The edition made the classification system more flexible, systematic, and adaptable to interdisciplinary subjects. It became widely accepted in Indian academic and research libraries and remains one of the most important editions studied by Library and Information Science students preparing for competitive examinations.
20. Colon Classification (6th Edition) (1960)
The sixth edition of Colon Classification, published in 1960, is considered the final major edition personally prepared by Dr. S. R. Ranganathan. It reflects decades of research and practical experience in library classification. The edition introduces further refinements in schedules, notation, facet indicators, and subject analysis to improve consistency and accuracy. Special attention is given to newly emerging disciplines and complex interdisciplinary subjects. Ranganathan emphasized that classification should continuously evolve with the expansion of human knowledge. This edition became a standard reference work for advanced classification studies and remains an essential text in Library and Information Science education, particularly for understanding faceted classification and knowledge organization.
21. Reference Service (1961)
Published in 1961, Reference Service is a pioneering work that explains the principles and practices of providing effective reference and information services in libraries. Ranganathan describes the responsibilities of reference librarians in helping users locate accurate, relevant, and timely information. The book discusses various types of reference sources, including dictionaries, encyclopedias, directories, bibliographies, indexes, and abstracting services. It also emphasizes understanding users' information needs through the reference interview and delivering personalized assistance. Ranganathan viewed reference service as one of the core functions of a modern library. The book continues to serve as a valuable resource for librarians and students studying reference and information services.
22. Documentation and Its Facets (1963)
In Documentation and Its Facets, Dr. Ranganathan explores the growing field of documentation, which extends beyond traditional librarianship to include the systematic organization, storage, retrieval, and dissemination of information. He explains how documentation supports scientific research, industrial development, and decision-making by ensuring efficient access to recorded knowledge. The book discusses indexing, abstracting, classification, bibliographic control, and documentation techniques using the principles of faceted analysis. Ranganathan highlights the importance of documentation centers in managing the increasing volume of scientific literature. This work played a significant role in establishing documentation as an independent area within Library and Information Science.
23. Library Book Selection (2nd Edition) (1966)
The second edition of Library Book Selection revises and expands Ranganathan's earlier work on collection development. It incorporates new ideas, practical experiences, and changing educational needs that emerged after the publication of the first edition. The book discusses collection development policies, evaluation of publications, budgeting, selection tools, publishers' catalogues, book reviews, and user-centered acquisition strategies. Ranganathan stresses that libraries should build balanced collections reflecting the informational, educational, cultural, and recreational needs of their communities. He also emphasizes professional judgment, objectivity, and continuous evaluation of library collections. The book remains an authoritative guide for librarians responsible for developing quality collections.
24. Prolegomena to Library Classification (3rd Edition) (1967)
Published in 1967, the third edition of Prolegomena to Library Classification represents the culmination of Ranganathan's theoretical work on knowledge organization. The book presents updated discussions on facet analysis, classification theory, canons, postulates, principles, and the scientific basis of classification. It incorporates developments in information science and addresses challenges posed by the rapid expansion of interdisciplinary research. Ranganathan further strengthens the philosophical foundation of faceted classification while providing detailed explanations of its practical application. This edition is regarded as one of the most advanced works on library classification and continues to be widely used by researchers, educators, and postgraduate students.
25. Ramanujan: The Man and the Mathematician (1967)
Unlike his library science publications, Ramanujan: The Man and the Mathematician is a biographical work dedicated to the life and achievements of the renowned Indian mathematician Srinivasa Ramanujan. Ranganathan examines Ramanujan's extraordinary mathematical genius, personal struggles, academic journey, and lasting contributions to mathematics. The book also reflects on the importance of intellectual curiosity, creativity, and perseverance in scientific research. Written with admiration and scholarly insight, it presents Ramanujan as an inspiring figure whose achievements continue to influence mathematics worldwide. This work demonstrates Ranganathan's broad intellectual interests beyond librarianship and information science.
26. Documentation: Genesis and Development (1973)
Published in 1973, Documentation: Genesis and Development traces the historical evolution of documentation as a specialized discipline within information science. Ranganathan explains how documentation emerged in response to the rapid growth of scientific and technical literature during the twentieth century. The book examines the development of indexing, abstracting, bibliographic services, information centers, and documentation techniques. It emphasizes the role of documentation in supporting research, education, government, and industry. By connecting traditional librarianship with modern information systems, Ranganathan demonstrates how documentation became an essential component of information management. The work remains significant for understanding the history and development of information science.
27. A Librarian Looks Back: An Autobiography of Dr. S. R. Ranganathan (Edited by P. N. Kaula) (1992)
Published posthumously in 1992 and edited by Prof. P. N. Kaula, A Librarian Looks Back presents the autobiography of Dr. S. R. Ranganathan, offering readers an intimate account of his life, career, and contributions to Library and Information Science. The book chronicles his early education, transition from mathematics to librarianship, development of the Five Laws of Library Science, creation of Colon Classification, and efforts to modernize Indian libraries. It also highlights his experiences as an educator, researcher, and international scholar. More than a personal memoir, the autobiography documents the growth of the library movement in India and provides valuable historical insights into the evolution of modern librarianship.
(FAQs) – Books by Dr. S. R. Ranganathan
1. Who was Dr. S. R. Ranganathan?
Dr. Shiyali Ramamrita Ranganathan (1892–1972) was an Indian mathematician, librarian, and educator, widely known as the Father of Library Science in India. He revolutionized librarianship through the development of the Five Laws of Library Science and Colon Classification.
2. Which is the most famous book written by Dr. S. R. Ranganathan?
His most famous book is The Five Laws of Library Science (1931). It introduced the five fundamental principles that continue to guide modern libraries, digital information systems, and library services worldwide.
3. How many major books did Dr. S. R. Ranganathan write?
Dr. Ranganathan authored more than 60 books and over 2,000 research papers during his career. Among them, 27 major books are considered essential reading for Library and Information Science students and professionals.
4. What is Colon Classification?
Colon Classification (CC) is a faceted library classification system developed by Dr. Ranganathan. It organizes knowledge using the PMEST categories—Personality, Matter, Energy, Space, and Time, allowing complex subjects to be classified accurately and systematically.
5. What are the Five Laws of Library Science?
The Five Laws are:
Books are for Use.
Every Reader His/Her Book.
Every Book Its Reader.
Save the Time of the Reader.
The Library is a Growing Organism.
These laws remain the foundation of modern library and information services.
6. Which book explains the theory of library classification?
Prolegomena to Library Classification is the principal theoretical work on library classification. It explains the philosophy, principles, canons, postulates, and facets that form the basis of modern knowledge organization.
7. Which book is best for learning library classification?
Students should begin with Elements of Library Classification for basic concepts and then study Colon Classification and Prolegomena to Library Classification for advanced understanding.
8. Which book focuses on library management?
Library Administration (1935) is Ranganathan's comprehensive work on library management. It covers planning, staffing, budgeting, circulation, library buildings, reader services, and efficient administration.
9. Which book explains collection development?
Library Book Selection (1952) and its Second Edition (1966) explain the principles of selecting books, developing balanced collections, evaluating publications, and meeting readers' needs.
10. Which book deals with reference services?
Reference Service (1961) discusses the objectives, functions, techniques, and importance of providing accurate and timely information to library users through reference sources and reference interviews.
11. Which books focus on documentation and information science?
The major documentation books are:
Classification and International Documentation (1948)
Documentation and Its Facets (1963)
Documentation: Genesis and Development (1973)
These works laid the foundation for modern documentation and information science.
12. Which is Dr. Ranganathan's autobiography?
A Librarian Looks Back: An Autobiography of Dr. S. R. Ranganathan, edited by Prof. P. N. Kaula and published in 1992, narrates his life, career, and contributions to librarianship.
13. Which edition of Colon Classification is most important for UGC NET?
For examination purposes, students should know the publication years of all editions. However, the 6th Edition (1960) is regarded as the final major edition personally revised by Dr. Ranganathan and is frequently referenced in Library Science studies.
14. Are Dr. Ranganathan's books important for UGC NET Library Science?
Yes. Questions based on his books, publication years, Five Laws, Colon Classification, PMEST, and library philosophy are regularly asked in UGC NET, SET, KVS, NVS, DSSSB, RPSC, BPSC, and university LIS examinations.
15. Why should Library Science students study Dr. Ranganathan's books?
Dr. Ranganathan's works provide the theoretical and practical foundations of Library and Information Science. They help students understand library classification, cataloguing, reference service, collection development, documentation, library management, and user-centered services, making them indispensable for academic study, competitive examinations, and professional practice.
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