000 00309nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a604.201 GIL
100 _aGILL (P.S.)
245 _aEngineering Drawing (Geometrical Drawing)
260 _aNew Delhi
_bS.K.KATARIA & SONS
365 _cRS
999 _c177360
_d177360