APA (7th ed.) Citation

United States. Army. Air Corps. (1919). Aerial sights and sighting. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Army. Air Corps. Aerial Sights and Sighting. Washington: U.S. GPO, 1919.

MLA (9th ed.) Citation

United States. Army. Air Corps. Aerial Sights and Sighting. U.S. GPO, 1919.

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