APA সাইটেশন

Library of Congress. (1996). Subject headings. Washington, D.C: Library of Congress, Cataloging Distribution Service.

শিকাগো স্টাইলে সাইটেশন

Library of Congress. Subject Headings. Washington, D.C: Library of Congress, Cataloging Distribution Service, 1996.

এমএলএ সাইটেশন

Library of Congress. Subject Headings. Washington, D.C: Library of Congress, Cataloging Distribution Service, 1996.