000 00258nam a2200109Ia 4500
008 220201s1993 xx 000 0 eng d
100 _aSINHA A K
245 0 _aPOWDER METALLURGY
260 _aDELHI
_bDHANPAT RAI AND SONS
_c1993
300 _a292
942 _2ddc
999 _c91450
_d91450