APA (7th ed.) Citation

Library of Congress. (1915). Classification: Class C, Auxiliary sciences of history. U.S. GPO.

Chicago Style (17th ed.) Citation

Library of Congress. Classification: Class C, Auxiliary Sciences of History. Washington: U.S. GPO, 1915.

MLA (9th ed.) Citation

Library of Congress. Classification: Class C, Auxiliary Sciences of History. U.S. GPO, 1915.

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