APA citiranje

(2006). Library of congress Subject Headings. Washington, D.C: Library of Congress, Cataloging Distribution Service.

Trích dẫn kiểu Chicago

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

MLA citiranje

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