00313nam a2200133Ia 45000030006000000080041000060400015000471000015000622450030000772500010001072600033001175460012001500050017001620STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aStavel, G.  aSystem of social accounts  aFirst  bOxford Clarendon pressc1965  aEnglish20220125165651.0