000 00265nam a2200109Ia 4500
008 230828s1989 xx 000 0 und d
041 _aeng
100 _aKHURMI R.S.\, SEDHA R.S.
245 _aMATERIAL SCIENCE
260 _bS. CHAND & COMPANY
_c1989
300 _a486
999 _c862158
_d862158