Cita APA (7a ed.)
Asten, P. J. v., Van't Zelfde, J., Zee, A. v. d., & Hammecker, C. (2004). The effect of irrigated rice cropping on the alkalinity of two alkaline rice soils in the Sahel. Elsevier.
Cita Chicago Style (17a ed.)
Asten, Piet J.A. van, J.A Van't Zelfde, A. van der Zee, y C. Hammecker. The Effect of Irrigated Rice Cropping on the Alkalinity of Two Alkaline Rice Soils in the Sahel. Elsevier, 2004.
Cita MLA (9a ed.)
Asten, Piet J.A. van, et al. The Effect of Irrigated Rice Cropping on the Alkalinity of Two Alkaline Rice Soils in the Sahel. Elsevier, 2004.
Precaución: Estas citas no son 100% exactas.