000 00258nam a2200109Ia 4500
008 211209s9999 xx 000 0 und d
041 _aeng
082 _a621.75 CHO
100 _aCHOUDHARY HAJRA S K
245 _aELEMENTS OF WORKSHOP TECHNOLOGY
300 _a456
999 _c8587
_d8587