APA (7th ed.) Citation

United States. National Advisory Committee for Aeronautics. (1939). Local instability of symmetrical rectangular tubes under axial compression. [s.n.].

Chicago Style (17th ed.) Citation

United States. National Advisory Committee for Aeronautics. Local Instability of Symmetrical Rectangular Tubes Under Axial Compression. [Washington]: [s.n.], 1939.

MLA (9th ed.) Citation

United States. National Advisory Committee for Aeronautics. Local Instability of Symmetrical Rectangular Tubes Under Axial Compression. [s.n.], 1939.