00309nam a2200133Ia 45000030006000000080041000060400015000471000031000622450033000932500011001262600009001375460012001460050017001580STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aMarvin Gore; Jobn W Stubbe  aElements of systems analysis  aFourth  c2003  aEnglish20220125160200.0