United States. National Advisory Committee for Aeronautics. (1939). Hydrodynamic and aerodynamic tests of a family of models of seaplane floats with varying angles of dead rise, N. A. C. A. models 57-A, 57-B, and 57-C. [s.n.].
Chicago Style (17th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Hydrodynamic and Aerodynamic Tests of a Family of Models of Seaplane Floats with Varying Angles of Dead Rise, N. A. C. A. Models 57-A, 57-B, and 57-C. [Washington]: [s.n.], 1939.
MLA (9th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Hydrodynamic and Aerodynamic Tests of a Family of Models of Seaplane Floats with Varying Angles of Dead Rise, N. A. C. A. Models 57-A, 57-B, and 57-C. [s.n.], 1939.
Warning: These citations may not always be 100% accurate.