APA (7th ed.) Citation

Library of Congress. Subject Cataloging Division. (1928). Classification. United States Government Printing Office.

Chicago Style (17th ed.) Citation

Library of Congress. Subject Cataloging Division. Classification. Washington: United States Government Printing Office, 1928.

MLA (8th ed.) Citation

Library of Congress. Subject Cataloging Division. Classification. United States Government Printing Office, 1928.

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