United States. National Advisory Committee for Aeronautics. (1939). Some fundamental considerations in regard to the use of power in landing an airplane. [s.n.].
Chicago Style (17th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Some Fundamental Considerations in Regard to the Use of Power in Landing an Airplane. [Washington]: [s.n.], 1939.
MLA (9th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Some Fundamental Considerations in Regard to the Use of Power in Landing an Airplane. [s.n.], 1939.
Warning: These citations may not always be 100% accurate.