Cita APA (7a ed.)
Guto, S., Ridder, N. d., Giller, K. E., Pypers, P., & Vanlauwe, B. (2012). Minimum tillage and vegetative barrier effects on crop yields in relation to soil water content in the Central Kenya highlands. Elsevier.
Cita Chicago Style (17a ed.)
Guto, Samuel, N.A. de Ridder, Kenneth E. Giller, Pieter Pypers, y Bernard Vanlauwe. Minimum Tillage and Vegetative Barrier Effects on Crop Yields in Relation to Soil Water Content in the Central Kenya Highlands. Elsevier, 2012.
Cita MLA (9a ed.)
Guto, Samuel, et al. Minimum Tillage and Vegetative Barrier Effects on Crop Yields in Relation to Soil Water Content in the Central Kenya Highlands. Elsevier, 2012.
Precaución: Estas citas no son 100% exactas.