Citace podle APA (7th ed.)

U.S. Library of Congress. Subject Cataloging Division, Gale Research Inc, Runchock, R., & Droste, K. (1989). Class C. Auxiliary sciences of history: Library of Congress classification schedules combined with additions and changes through 1988. Gale Research Inc.

Citace podle Chicago (17th ed.)

U.S. Library of Congress. Subject Cataloging Division, Gale Research Inc, Rita Runchock, a Kathleen Droste. Class C. Auxiliary Sciences of History: Library of Congress Classification Schedules Combined with Additions and Changes Through 1988. Detroit, Michigan: Gale Research Inc, 1989.

Citace podle MLA (9th ed.)

U.S. Library of Congress. Subject Cataloging Division, et al. Class C. Auxiliary Sciences of History: Library of Congress Classification Schedules Combined with Additions and Changes Through 1988. Gale Research Inc, 1989.

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