United States. National Advisory Committee for Aeronautics. (1939). Stress concentration around open circular hole in plate subjected to bending normal to plane of plate. [s.n.].
Chicago Style (17th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Stress Concentration Around Open Circular Hole in Plate Subjected to Bending Normal to Plane of Plate. [Washington]: [s.n.], 1939.
MLA (9th ed.) CitationUnited States. National Advisory Committee for Aeronautics. Stress Concentration Around Open Circular Hole in Plate Subjected to Bending Normal to Plane of Plate. [s.n.], 1939.
Warning: These citations may not always be 100% accurate.