Cita APA (7a ed.)
Mupangwa, W., Twomlow, S., & Walker, S. (2008). Cowpea (Vigna unguiculata L) yield and soil water responses to minimum tillage and mulching. WaterNet.
Cita Chicago Style (17a ed.)
Mupangwa, W., Stephen Twomlow, y S. Walker. Cowpea (Vigna Unguiculata L) Yield and Soil Water Responses to Minimum Tillage and Mulching. WaterNet, 2008.
Cita MLA (9a ed.)
Mupangwa, W., et al. Cowpea (Vigna Unguiculata L) Yield and Soil Water Responses to Minimum Tillage and Mulching. WaterNet, 2008.
Precaución: Estas citas no son 100% exactas.