000 00264nam a2200109Ia 4500
008 211209s9999 xx 000 0 und d
041 _aeng
082 _a621 GOP
100 _aGOPALAKRISHNA
245 _aELEMENTS OF MECHANICAL ENGINEERING
260 _bSUBHAS STORES
999 _c77747
_d77747