United States. National Advisory Committee for Aeronautics. (1937). Tank tests of two models of flying-boat hulls to determine effect of ventilating the step. [s.n.].
Chicago Style (17th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Tank Tests of Two Models of Flying-boat Hulls to Determine Effect of Ventilating the Step. [Washington]: [s.n.], 1937.
MLA (9th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Tank Tests of Two Models of Flying-boat Hulls to Determine Effect of Ventilating the Step. [s.n.], 1937.
Warning: These citations may not always be 100% accurate.