Anderson, J. R., & Hazell, P. B. R. (1989). Variability in grain yields: Implications for agricultural research and policy in developing countries. International Food Policy Research Institute.
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Cita Chicago Style (17a ed.)
Anderson, Jock R., y Peter B. R. Hazell. Variability in Grain Yields: Implications for Agricultural Research and Policy in Developing Countries. International Food Policy Research Institute, 1989.
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Cita MLA (9a ed.)
Anderson, Jock R., y Peter B. R. Hazell. Variability in Grain Yields: Implications for Agricultural Research and Policy in Developing Countries. International Food Policy Research Institute, 1989.
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