Harrod, L. M. (1977). Librarian's Glossary of Terms Used in Librarianship, Documentation and the Book Crafts and Reference Book (4th rev ed.). Indian book company.
Trích dẫn kiểu ChicagoHarrod, Leonard Montague. Librarian's Glossary of Terms Used in Librarianship, Documentation and the Book Crafts and Reference Book. 4th rev ed. New Delhi: Indian book company, 1977.
Trích dẫn MLAHarrod, Leonard Montague. Librarian's Glossary of Terms Used in Librarianship, Documentation and the Book Crafts and Reference Book. 4th rev ed. Indian book company, 1977.
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