Cita APA (7th ed.)
Chan Lois Mai. (1980). Immroth's guide to the library of congress classification. Libraries Unlimited.
Cita Chicago (17th ed.)
Chan Lois Mai. Immroth's Guide to the Library of Congress Classification. Littleton: Libraries Unlimited, 1980.
Cita MLA (9th ed.)
Chan Lois Mai. Immroth's Guide to the Library of Congress Classification. Libraries Unlimited, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.