00285nam a2200121Ia 45000030006000000080041000060400015000471000016000622450036000782600020001145460012001340050017001460STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aCole, G.D.H  aPrinciples of economic planning  bMacmillanc1935  aEnglish20220125165628.0