000 00274nam a2200121Ia 4500
008 220201s1988 xx 000 0 eng d
082 _a621.9
_bARO
100 _aArora,BD
245 0 _aWorkshop technology
260 _bSatya Prakashan
_c1988
300 _a372
942 _2ddc
999 _c84539
_d84539