Cita APA (7th ed.)

(2003). LC classification outline / prepared by the Library of Congress Cataloging Policy and Support Office.

Cita Chicago (17th ed.)

LC Classification Outline / Prepared by the Library of Congress Cataloging Policy and Support Office. 2003.

Cita MLA (9th ed.)

LC Classification Outline / Prepared by the Library of Congress Cataloging Policy and Support Office. 2003.