U. S. Library of Congress. Descriptive Cataloging Division. (1951). Rules for descriptive cataloging in the Library of Congress. U. S. Govt. Print Off.
Citação norma ChicagoU. S. Library of Congress. Descriptive Cataloging Division. Rules for Descriptive Cataloging in the Library of Congress. Washington: U. S. Govt. Print Off, 1951.
Citação norma MLAU. S. Library of Congress. Descriptive Cataloging Division. Rules for Descriptive Cataloging in the Library of Congress. U. S. Govt. Print Off, 1951.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.