Convey, J. (1992). Online information retrieval: An introductory manual to principles and practice (4th ed.). Library Association Pub.
Chicago-referens (17:e uppl.)Convey, John. Online Information Retrieval: An Introductory Manual to Principles and Practice. 4th ed. London: Library Association Pub, 1992.
MLA-referens (9:e uppl.)Convey, John. Online Information Retrieval: An Introductory Manual to Principles and Practice. 4th ed. Library Association Pub, 1992.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.