APA引文

United States Library of Congress. (1995). Subject headings (18th ed.). Library of Congress, Cataloging Distribution Service.

Chicago Style (17th ed.) Citation

United States Library of Congress. Subject Headings. 18th ed. Washington, D.C: Library of Congress, Cataloging Distribution Service, 1995.

MLA引文

United States Library of Congress. Subject Headings. 18th ed. Library of Congress, Cataloging Distribution Service, 1995.

警告：這些引文格式不一定是100％准確.