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.
استشهاد بنمط شيكاغوHarrod, 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.
MLA استشهادHarrod, 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.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.