Rules for descriptive cataloging in the Library of Congress.
Phonorecords.
APA Citation
Library of Congress. Descriptive Cataloging Division. (1964). Rules for descriptive cataloging in the Library of Congress. 2d prelim. ed. Washington.
MLA Citation
Library of Congress. Descriptive Cataloging Division. Rules for Descriptive Cataloging In the Library of Congress. 2d prelim. ed. Washington, 1964.
Warning: These citations may not always be complete (especially for serials).