APA (7th ed.) Citation

(1981). AACR 2 rule interpretations by the Library of Congress. Library of Congress Office for Descriptive Cataloging Policy.

Chicago Style (17th ed.) Citation

AACR 2 Rule Interpretations by the Library of Congress. Washington, D.C: Library of Congress Office for Descriptive Cataloging Policy, 1981.

MLA (9th ed.) Citation

AACR 2 Rule Interpretations by the Library of Congress. Library of Congress Office for Descriptive Cataloging Policy, 1981.