000 00252nam a2200109Ia 4500
008 220201s1984 xx 000 0 eng d
100 _aAgarwal,DD&Bhvasar,VC
245 0 _aGeometrical drawing
260 _bVaniedu
_c1984
300 _a158
942 _2ddc
999 _c83569
_d83569