Franzel, S. (1979). An interim evaluation of two agricultural production projects in Senegal: The economics of rainfed and irrigated agriculture. Dept. of Agricultural Economics, Michigan State University.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Franzel, Steven. An Interim Evaluation of Two Agricultural Production Projects in Senegal: The Economics of Rainfed and Irrigated Agriculture. East Lansing: Dept. of Agricultural Economics, Michigan State University, 1979.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Franzel, Steven. An Interim Evaluation of Two Agricultural Production Projects in Senegal: The Economics of Rainfed and Irrigated Agriculture. Dept. of Agricultural Economics, Michigan State University, 1979.
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