00306nam a2200133Ia 45000030006000000080041000060400015000471000018000622450044000802500010001242600009001345460012001430050017001550STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSrinath, L.S.  aPERT and CPM principles and application  aThird  c1995  aEnglish20220125170051.0