United States. National Advisory Committee for Aeronautics. (1937). An analysis of the factors that determine the periodic twist of an autogiro rotor blade, with a comparison of predicted and measured results. [s.n.].
Chicago Style (17th ed.) CitationUnited States. National Advisory Committee for Aeronautics. An Analysis of the Factors That Determine the Periodic Twist of an Autogiro Rotor Blade, with a Comparison of Predicted and Measured Results. [Washington]: [s.n.], 1937.
MLA (9th ed.) CitationUnited States. National Advisory Committee for Aeronautics. An Analysis of the Factors That Determine the Periodic Twist of an Autogiro Rotor Blade, with a Comparison of Predicted and Measured Results. [s.n.], 1937.
Warning: These citations may not always be 100% accurate.