Beer, F. P., Johnston, E. R., & DeWolf, J. T. (1993). Instructor's manual to accompany Mechanics of materials (2nd ed.). New York: McGraw-Hill.
Παραπομπή Chicago StyleBeer, Ferdinand P., E. Russell Johnston, and John T. DeWolf. Instructor's Manual to Accompany Mechanics of Materials. 2nd ed. New York: McGraw-Hill, 1993.
Παραπομπή MLABeer, Ferdinand P., E. Russell Johnston, and John T. DeWolf. Instructor's Manual to Accompany Mechanics of Materials. 2nd ed. New York: McGraw-Hill, 1993.
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