Cita APA (7a ed.)
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.
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.
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.
Precaución: Estas citas no son 100% exactas.