000 00268nam a2200109Ia 4500
008 220201s1984 xx 000 0 eng d
082 _a621.9
_bHAJ
100 _aHajra chaudhary
245 0 _aWorkshop technology
260 _bIndia publishing House
_c1984
942 _2ddc
999 _c83000
_d83000