000 00244nam a2200109Ia 4500
100 _aGILL, P.S.
245 _aENGINEERING DRAWING: GEOMETRICAL DRAWING
250 _a7
260 _bS.K.KATARIA AND SONS
_c1994
300 _a508
942 _2ddc
_cBB
999 _c73504
_d73504