00253nam a2200109Ia 4500082002500000100001900025245004300044260003200087300001400119500000500133700000500138  a339.502463bSc387.EO  aSchultz, T. W.  aEconomic organization of agricultureb  aNew YorkbMcGraw-Hillc1953  axx, 374p.  a  a