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A view of the Plan Puebla : an application of hierarchical decision models
Gladwin, Christina H., (1976)
General farm program
(1949)
Government intervention in food grain markets : an econometric study of Tanzania
Gerrard, Christopher D., (1983)
A case study of the exodus of labor from agriculture: Minnesota
Winkelmann, Don, (1966)
Cereal grains : future directions for technological change
Barker, Randolph, (1974)
Plan Puebla, análisis de beneficios y costos
Cano, Jairo, (1972)