000 00273nam a2200121Ia 4500
008 220201s1985 xx 000 0 eng d
082 _a621.9
_bCHO
100 _aChoudhary, T
245 0 _aWorkshop Technology
260 _bkhanna pub
_c1985
300 _a133
942 _2ddc
999 _c84040
_d84040