APA引文

Library of Congress & Library of Congress. Cataloging Policy and Support Office. (2007). Library of Congress classification. T. Technology (2007 ed.). Cataloging Distribution Service, Library of Congress.

Chicago Style (17th ed.) Citation

Library of Congress and Library of Congress. Cataloging Policy and Support Office. Library of Congress Classification. T. Technology. 2007 ed. Washington, D.C: Cataloging Distribution Service, Library of Congress, 2007.

MLA引文

Library of Congress and Library of Congress. Cataloging Policy and Support Office. Library of Congress Classification. T. Technology. 2007 ed. Cataloging Distribution Service, Library of Congress, 2007.