00298nam a2200109Ia 450000500170000000800410001708200150005810000160007324500490008926000420013830000080018020260224041035.0260224s9999||||xx |||||||||||||| ||und||  a620.11 NAS  aNash, W.A.  0aTheory and problems of strength of materials  aNew York: Mc-Graw-Hill Book Co.c1977  a394