APA (7th ed.) Citation

United States. Army. Air Corps. (1928). Air Service: Materiel Division. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Army. Air Corps. Air Service: Materiel Division. Washington: U.S. GPO, 1928.

MLA (9th ed.) Citation

United States. Army. Air Corps. Air Service: Materiel Division. U.S. GPO, 1928.

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