00290nam a2200121Ia 45000030006000000080041000060400015000471000033000622450035000952600009001305460012001390050017001510STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aBritton, D.K.; Berkeley Hill  aSize and efficiency in farming  c1975  aEnglish20220125165551.0