Cita APA

(1998). Library of Congress subject headings. Wash., D.C: Libr. of Congress, Cataloging Distribution Service.

Citación estilo Chicago

Library of Congress Subject Headings. Wash., D.C: Libr. of Congress, Cataloging Distribution Service, 1998.

Cita MLA

Library of Congress Subject Headings. Wash., D.C: Libr. of Congress, Cataloging Distribution Service, 1998.

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