000 00290nam a2200121Ia 4500
008 191201s2017 xx 000 0 und d
100 _aKHANNA, O.P
245 0 _aMaterial Science & Metallurgy
250 _aRep
260 _c2017
_bDhanpat Rai
_aNEW DELHI
300 _aMISC
942 _2ddc
_cBK
999 _c8157
_d8157