000 00294nam a2200109Ia 4500
082 _a604.2
_bDHA
100 _aDhawan, R.K
245 _aText book of engineering drawing (Geometrical drawing)
260 _aNew Delhi
_bS. Chand and Company
_c2002
300 _a810P
650 _aMechanical Engineering
999 _c1831
_d1831