00325nam a2200133Ia 45000030006000000080041000060400015000471000018000622450052000802500010001322600020001425460012001620050017001740STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aAllen, R.G.D.  aMacro economics theory a mathematical treatment  aSixth  bMacmillanc1975  aEnglish20220125165651.0