000 00296nam a2200109Ia 4500
008 210219s9999||||xx |||||||||||||| ||und||
082 _a604.2
_bG475T
100 _aGill P S
_938
245 0 _aEngineering drawing and graphics.
_cGill P S
260 _aNew Delhi
_bNew Age International
_c1999
942 _cBK
999 _c757
_d757