APA引文

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

Trích dẫn kiểu Chicago

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

MLA引文

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