Cita APA

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

Chicago Style Citation

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.

Atenció: Aquestes cites poden no estar 100% correctes.