00349pam a2200145a 44500008004100000020000900041041001200050082000900062100002700071245005000098250000600148260003200154300000800186650000900194230515b1991    xxu||||| |||| 00| 0 eng d  aNULL  aENGLISH  aN.D.  aSutterfield Charles H.  aHeterogeneous Cataysis In Industrial Practice  a0  aNULLbMcgraw Hill Ed.c1991  a533  aNULL