APA-referens

(2006). Library of Congress subject headings. Wash., D.C: Libr. of Congress, Cataloging Distribution Service.

Chicago-stil citat

Library of Congress Subject Headings. Wash., D.C: Libr. of Congress, Cataloging Distribution Service, 2006.

MLA-referens

Library of Congress Subject Headings. Wash., D.C: Libr. of Congress, Cataloging Distribution Service, 2006.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.