Cita APA (7a ed.)
Pender, J. L., & Mertz, O. (2006). Fertility depletion in Sub-Saharan Africa: What is the role of organic agriculture?
Cita Chicago Style (17a ed.)
Pender, John L., y Ole Mertz. Fertility Depletion in Sub-Saharan Africa: What Is the Role of Organic Agriculture? 2006.
Cita MLA (9a ed.)
Pender, John L., y Ole Mertz. Fertility Depletion in Sub-Saharan Africa: What Is the Role of Organic Agriculture? 2006.
Precaución: Estas citas no son 100% exactas.