APA (7th ed.) Citation

United States. Library of Congress. Library of Congress subject heading. [s.n.].

Chicago Style (17th ed.) Citation

United States. Library of Congress. Library of Congress Subject Heading. [s.l: [s.n.].

MLA (9th ed.) Citation

United States. Library of Congress. Library of Congress Subject Heading. [s.n.].

Warning: These citations may not always be 100% accurate.