Cita APA (7a ed.)
Ruben, R., & Lee, D. R. (2000). Combining internal and external inputs for sustainable intensification. International Food Policy Research Institute.
Cita Chicago Style (17a ed.)
Ruben, Ruerd, y David R. Lee. Combining Internal and External Inputs for Sustainable Intensification. International Food Policy Research Institute, 2000.
Cita MLA (9a ed.)
Ruben, Ruerd, y David R. Lee. Combining Internal and External Inputs for Sustainable Intensification. International Food Policy Research Institute, 2000.
Precaución: Estas citas no son 100% exactas.