United States. National Advisory Committee for Aeronautics. (1938). Flow in smooth straight pipes at velocities above and below sound velocity. [s.n.].
Chicago Style (17th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Flow in Smooth Straight Pipes at Velocities Above and Below Sound Velocity. [Washington]: [s.n.], 1938.
MLA (9th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Flow in Smooth Straight Pipes at Velocities Above and Below Sound Velocity. [s.n.], 1938.
Warning: These citations may not always be 100% accurate.