000 00315nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a621.9 CHO
100 _aCHOUDHARY (A.K HAJRA) ROY (NIRJHAR)
245 _aELEMENTS OF WORKSHOP TECHNOLOGY
260 _aMumbai
_bMedia Promoters
365 _cRS
999 _c185149
_d185149