Cita APA (7a ed.)
Vanlauwe, B., Tittonell, P. A., & Mukulama, J. (2007). Within-farm soil fertility gradients affect response of maize to fertilizer application in Western Kenya. Springer.
Cita Chicago Style (17a ed.)
Vanlauwe, Bernard, Pablo A. Tittonell, y J. Mukulama. Within-farm Soil Fertility Gradients Affect Response of Maize to Fertilizer Application in Western Kenya. Springer, 2007.
Cita MLA (9a ed.)
Vanlauwe, Bernard, et al. Within-farm Soil Fertility Gradients Affect Response of Maize to Fertilizer Application in Western Kenya. Springer, 2007.
Precaución: Estas citas no son 100% exactas.