United States. National Advisory Committee for Aeronautics. (1938). Tests of N-85, N-86, and N-87 airfoil sections in 11-inch high-speed wind tunnel. [s.n.].
Chicago Style (17th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Tests of N-85, N-86, and N-87 Airfoil Sections in 11-inch High-speed Wind Tunnel. [Washington]: [s.n.], 1938.
MLA (9th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Tests of N-85, N-86, and N-87 Airfoil Sections in 11-inch High-speed Wind Tunnel. [s.n.], 1938.
Warning: These citations may not always be 100% accurate.