00278nam a2200121Ia 4500100002000000650002400020366000700044654001200051245002400063260003300087082001300120546002300133  aAgrawal/Basant   aEngineering Drawing  f25  adrawing  aEngineering Drawing  bTata Mc Graw hill Ltd.c2008  a604bAGR  aENGLISHcInfo.Tech