Cita APA (7a ed.)
Wangechi, H., Pypers, P., & Vanlauwe, B. (2007). Residual effects of applied phosphorus fertilizer on maize grain yield and phosphorus recovery from a long-term trial in Western Kenya. International Center for Tropical Agriculture.
Cita Chicago Style (17a ed.)
Wangechi, HK, Pieter Pypers, y Bernard Vanlauwe. Residual Effects of Applied Phosphorus Fertilizer on Maize Grain Yield and Phosphorus Recovery from a Long-term Trial in Western Kenya. International Center for Tropical Agriculture, 2007.
Cita MLA (9a ed.)
Wangechi, HK, et al. Residual Effects of Applied Phosphorus Fertilizer on Maize Grain Yield and Phosphorus Recovery from a Long-term Trial in Western Kenya. International Center for Tropical Agriculture, 2007.
Precaución: Estas citas no son 100% exactas.