00359nam a2200133 a 450000500170000002000150001708200150003210000190004724500290006626000490009530000240014449000370016870000200020520251203110126.0  a0074632272  a658.4bKOO  aKoontz, Harold  aEssentials of management  aNew DelhibTata McGraw-Hill Publishingc1990  axxiii,530p.c23 cm.  aMcGraw-Hill series in management  aWeihrich, Heinz