Cita APA

U. S. Library of Congress. Descriptive Cataloging Division. (1951). Rules for descriptive cataloging in the Library of Congress. U. S. Govt. Print Off.

Citación estilo Chicago

U. S. Library of Congress. Descriptive Cataloging Division. Rules for Descriptive Cataloging in the Library of Congress. Washington: U. S. Govt. Print Off, 1951.

Cita MLA

U. S. Library of Congress. Descriptive Cataloging Division. Rules for Descriptive Cataloging in the Library of Congress. U. S. Govt. Print Off, 1951.