APA (7th ed.) Citation

United States. National Advisory Committee for Aeronautics. (1939). Circulation measurements about tip of airfoil during flight through gust. [s.n.].

Chicago Style (17th ed.) Citation

United States. National Advisory Committee for Aeronautics. Circulation Measurements About Tip of Airfoil During Flight Through Gust. [Washington]: [s.n.], 1939.

MLA (9th ed.) Citation

United States. National Advisory Committee for Aeronautics. Circulation Measurements About Tip of Airfoil During Flight Through Gust. [s.n.], 1939.