B Fred, & M.S Seely. (1935). Resistance of materials (In lần thứ 1.). New York: John Wiley.
Παραπομπή Chicago StyleB Fred, και M.S Seely. Resistance of Materials. In lần thứ 1. New York: John Wiley, 1935.
Παραπομπή MLAB Fred, και M.S Seely. Resistance of Materials. In lần thứ 1. New York: John Wiley, 1935.
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