APA (7th ed.) Citation

United States. Department of the Treasury. (1931). U.S.A., Treasury bills. GPO.

Chicago Style (17th ed.) Citation

United States. Department of the Treasury. U.S.A., Treasury Bills. [Washington]: GPO, 1931.

MLA (9th ed.) Citation

United States. Department of the Treasury. U.S.A., Treasury Bills. GPO, 1931.

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