000 00290nam a2200121Ia 4500
008 220201s1974 xx 000 0 eng d
082 _a621.9
_bAGG
100 _aAggarwal, M. C
245 0 _aWorkshop Technology
260 _bMeerut: Bharat Prabhashan
_c1974
300 _a303
942 _2ddc
999 _c80499
_d80499