000 00290nam a2200121Ia 4500
008 220201s1992 xx 000 0 eng d
082 _bPAT
100 _aPathak, D N
245 0 _aMetal & metal hurgical processes
260 _aDelhi
_bCBS Publication
_c1992
300 _a360
942 _2ddc
999 _c26620
_d26620