Zapata Llano, F. A., & Pesson, L. L. (1971). Factors associated with farmers' perception of agricultural extension in Antioquia, Colombia. National University of Colombia.
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Cita Chicago Style (17a ed.)
Zapata Llano, Fabio Augusto, y Lynn L. Pesson. Factors Associated with Farmers' Perception of Agricultural Extension in Antioquia, Colombia. National University of Colombia, 1971.
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Cita MLA (9a ed.)
Zapata Llano, Fabio Augusto, y Lynn L. Pesson. Factors Associated with Farmers' Perception of Agricultural Extension in Antioquia, Colombia. National University of Colombia, 1971.
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