000 00288nam a2200121Ia 4500
008 220201s1961 xx 000 0 eng d
082 _a620.11
_bGUR
100 _aGurubakhsh Singh
245 0 _aStrength of materials
260 _bDelhi: Khanona Pub
_c1961
300 _a520
942 _2ddc
999 _c71653
_d71653