000			00306nam a2200133Ia 4500
100			_aKhanna/ O.P./ Lal / M.
942			_cBK
654			_aMaterial Science
245			_aMaterial science & metallurgy
260			_bDhanpat Rai & Sons _aDelhi _c1986
082			_a669
300			_a732
546			_aENGLISH
999			_c29235 _d29235