APA (7th ed.) Citation

United States. Army. Air Corps. (1922). Pilot duty for enlisted men, Air Service. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Air Corps. Pilot Duty for Enlisted Men, Air Service. Washington: [publisher not identified], 1922.

MLA (9th ed.) Citation

United States. Army. Air Corps. Pilot Duty for Enlisted Men, Air Service. [publisher not identified], 1922.

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