Mitchell, D. O., & Heady, E. O. U.S exports, farm employment and income simulated under alternative export demands. Ames: Center for Agricultural and Rural Development. Iowa State University.
Παραπομπή Chicago StyleMitchell, Donald O., and Earl O. Heady. U.S Exports, Farm Employment and Income Simulated Under Alternative Export Demands. Ames: Center for Agricultural and Rural Development. Iowa State University.
Παραπομπή MLAMitchell, Donald O., and Earl O. Heady. U.S Exports, Farm Employment and Income Simulated Under Alternative Export Demands. Ames: Center for Agricultural and Rural Development. Iowa State University.
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