00315nam a2200133Ia 45000030006000000080041000060400015000471000021000622450022000832500010001052600037001155460012001520050017001640STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aHubert Henderson  aSupply and demand  aFirst  bCambridge university pressc1964  aEnglish20220125165606.0