000			00309nam a2200133Ia 4500
100			_aHajra Choudhury/ S.K.
942			_cBK
654			_aMaterials science
245			_aMaterials science & processes
260			_bIndian book dist. _aCalcutta _c1985
082			_a620.1
300			_a603
546			_aENGLISH
999			_c26428 _d26428