APA (7th ed.) Citation

United States. Army. Air Corps & Niles, A. S. (1928). Tests on 6 inch metal spars (Airplane Branch report). U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Army. Air Corps and Alfred S. Niles. Tests on 6 Inch Metal Spars (Airplane Branch Report). Washington: U.S. GPO, 1928.

MLA (9th ed.) Citation

United States. Army. Air Corps and Alfred S. Niles. Tests on 6 Inch Metal Spars (Airplane Branch Report). U.S. GPO, 1928.

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