000 00244 a2200097 4500
001 72393
082 _a669.9 GUP
090 _c38831
_d38831
100 _aGupta, O. P.
245 _aMetallurgical engineering
_bobjective type questions and answers
942 _aNUST CAE
_k669.9 GUP
999 _c307466
_d307466