00348nam a2200133Ia 45000030006000000080041000060400015000471000018000622450074000802500011001542600020001655460012001850050017001970STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aKeith Griffin  aPolitical economy of agrarian change an essay on the green resolution  aSecond  bMacmillanc1979  aEnglish20220125165554.0