000 00347nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
082 _a670
082 _bCHO
100 _a"Choudhury, S K Hajra"
245 0 _aElements Of Workshop Tec
250 _aSeventh
260 _aBombay
260 _bMPP Pub.
260 _c1967
300 _a"IX, 646"
999 _c23187
_d23187