APA (7th ed.) Citation

United States. Army. Air Corps. (1932). Army-extension courses. Engineer Reproduction Plant.

Chicago Style (17th ed.) Citation

United States. Army. Air Corps. Army-extension Courses. Washington: Engineer Reproduction Plant, 1932.

MLA (9th ed.) Citation

United States. Army. Air Corps. Army-extension Courses. Engineer Reproduction Plant, 1932.

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