APA (7th ed.) Citation

United States. Army. Air Corps. (1927). Progress report on study of torsion on wing framework. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Army. Air Corps. Progress Report on Study of Torsion on Wing Framework. Washington: U.S. GPO, 1927.

MLA (9th ed.) Citation

United States. Army. Air Corps. Progress Report on Study of Torsion on Wing Framework. U.S. GPO, 1927.

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