00321nam a2200133Ia 45000030006000000080041000060400015000471000041000622450036001032500010001392600009001495460012001580050017001700STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aGeorge Stigler, J.; Kenneth Boulding  aReadings in price theorypproach  aFirst  c1952  aEnglish20220125165603.0