एपीए उद्धरण

Wallace S L. (1972). Concepts and subject headings: Their relation in information retrieval and library science. Scarecrow Press.

शिकागो स्टाइल उद्धरण

Wallace S L. Concepts and Subject Headings: Their Relation in Information Retrieval and Library Science. New Jersey: Scarecrow Press, 1972.

एमएलए उद्धरण

Wallace S L. Concepts and Subject Headings: Their Relation in Information Retrieval and Library Science. Scarecrow Press, 1972.