Cita APA (7a ed.)
Akpalu, W., Hassan, R., & Ringler, C. (2008). Climate variability and maize yield in South Africa: Results from GME and MELE methods. International Food Policy Research Institute.
Cita Chicago Style (17a ed.)
Akpalu, W., R.M Hassan, y Claudia Ringler. Climate Variability and Maize Yield in South Africa: Results from GME and MELE Methods. International Food Policy Research Institute, 2008.
Cita MLA (9a ed.)
Akpalu, W., et al. Climate Variability and Maize Yield in South Africa: Results from GME and MELE Methods. International Food Policy Research Institute, 2008.
Precaución: Estas citas no son 100% exactas.