APA (7th ed.) Citation

Hildreth, C. R. (1989). Intelligent interfaces and retrieval methods: For subject searching in bibliographic retrieval systems. Library of Congress, Cataloging Distribution Service.

Chicago Style (17th ed.) Citation

Hildreth, Charles R. Intelligent Interfaces and Retrieval Methods: For Subject Searching in Bibliographic Retrieval Systems. Washington: Library of Congress, Cataloging Distribution Service, 1989.

MLA (9th ed.) Citation

Hildreth, Charles R. Intelligent Interfaces and Retrieval Methods: For Subject Searching in Bibliographic Retrieval Systems. Library of Congress, Cataloging Distribution Service, 1989.