00293nam a2200121Ia 45000030006000000080041000060400015000471000023000622450035000852600022001205460012001420050017001540STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aParker Charles, S.  aManagement information systems  bMcgraw hillc1989  aEnglish20220125170546.0