00290nam a2200121Ia 45000030006000000080041000060400015000471000016000622450035000782600026001135460012001390050017001510STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aAllen, G.R.  aAgricultural marketing polices  bBasil Blackwellc1959  aEnglish20220125165559.0