APA (7th ed.) Citation

United States. Army. Air Corps. (1921). Investigation of Junker biplane wings. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Army. Air Corps. Investigation of Junker Biplane Wings. Washington: U.S. GPO, 1921.

MLA (9th ed.) Citation

United States. Army. Air Corps. Investigation of Junker Biplane Wings. U.S. GPO, 1921.

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