000 00283nam a2200121Ia 4500
008 220201s1985 xx 000 0 eng d
082 _a620.11
_bGUP
100 _aGupta,RB
245 0 _aMaterial science &processes
260 _bSatya prakasham
_c1985
300 _a549
942 _2ddc
999 _c83266
_d83266