Cita APA (7a ed.)
Spielman, D. J., Negash, M., Davis, K. E., & Ayele, G. (2007). Agricultural innovation in Ethiopia: A systems overview of opportunities and constraints.
Cita Chicago Style (17a ed.)
Spielman, David J., Martha Negash, Kristin E. Davis, y Gezahegn Ayele. Agricultural Innovation in Ethiopia: A Systems Overview of Opportunities and Constraints. 2007.
Cita MLA (9a ed.)
Spielman, David J., et al. Agricultural Innovation in Ethiopia: A Systems Overview of Opportunities and Constraints. 2007.
Precaución: Estas citas no son 100% exactas.