APA引文

Library of Congress & Subjet Cataloging Division. (1999). Library of Congress Subject Headings (22nd ed.). The National Bibliographic Service.

Chicago Style (17th ed.) Citation

Library of Congress and Subjet Cataloging Division. Library of Congress Subject Headings. 22nd ed. Washington: The National Bibliographic Service, 1999.

MLA引文

Library of Congress and Subjet Cataloging Division. Library of Congress Subject Headings. 22nd ed. The National Bibliographic Service, 1999.