00306pam a2200121 i 4500020001500000082001400015100002200029245002900051260004800080300002000128500002000148650001600168  a006166400600a658.4 DRU1 aDrucker, Peter F.10aPeople and performance :  aNew York :bHarper's College Press,cc1977.  axviii, 366 p. ;  aIncludes index. 0aManagement.