Library of Congress & Immroth, J. P. (1968). A guide to Library of Congress classification. Libraries Unlimited.
Chicago Style (17th ed.) CitationLibrary of Congress and John Phillip Immroth. A Guide to Library of Congress Classification. Rochester, N.Y.: Libraries Unlimited, 1968.
MLA (9th ed.) CitationLibrary of Congress and John Phillip Immroth. A Guide to Library of Congress Classification. Libraries Unlimited, 1968.
Warning: These citations may not always be 100% accurate.
