00327nam a2200133Ia 45000030006000000080041000060400015000471000040000622450037001022500016001392600009001555460012001640050017001760STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSatyendra Nath Sen; Sisir Kumar Das  aIntroducation to economic theory  aTwentyfifth  c1965  aEnglish20220125165606.0