Harrod, L. M. (1977). The Librarians' glossary of terms used in librarianship, documentation and the book crafts and reference book. Indian Book Company.
Chicago-Zitierstil (17. Ausg.)Harrod, Leonard Montague. The Librarians' Glossary of Terms Used in Librarianship, Documentation and the Book Crafts and Reference Book. Indian Book Company, 1977.
MLA-Zitierstil (9. Ausg.)Harrod, Leonard Montague. The Librarians' Glossary of Terms Used in Librarianship, Documentation and the Book Crafts and Reference Book. Indian Book Company, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.