00358nam a2200145Ia 450000500170000008000190001710000200003624500400005625000090009626000430010530000150014858300190016394200130018299900170019520260716043031.0  a12.04.01 H4775  aHellriegel, Don  aManagement : contingency approaches  a2 ed  bAddison-WesleyaReading, Mass.USc1978  axv, 607 p.  c3/7/00kM2LMGR  cMmH4775  c39085d39085