000 00274nam a2200121Ia 4500
100 _aKhanna/O.P
942 _cBK
654 _amaterial
245 _aMaterial Science and metallurgy
260 _bDHANPAT RAI AND SONS
_aDelhi
_c1996
082 _a669
_bKHA
546 _aENGLISH
999 _c29935
_d29935