000			00318nam a2200121Ia 4500
008			200317s9999||||xx |||||||||||||| ||und||
020			_a8.1768481536e+011
082			_a604.2
100			_aLayal, J.S.
245		0	_aEngineering Drawing and Computer Graphics
260			_aNew DELHI _bSatya Prakashan _c2019
942			_cBK
999			_c33791 _d33791