APA (7th ed.) Citation

Library of Congress. Division of Bibliography. (1911). Additional references relating to popular election of Senators. U.S. GPO.

Chicago Style (17th ed.) Citation

Library of Congress. Division of Bibliography. Additional References Relating to Popular Election of Senators. Washington: U.S. GPO, 1911.

MLA (9th ed.) Citation

Library of Congress. Division of Bibliography. Additional References Relating to Popular Election of Senators. U.S. GPO, 1911.