Cita APA (7a ed.)
Williams, T. O., Powell, J., & Fernández Rivera, S. (1995). Manure utilisation, drought cycles and herd dynamics in the Sahel: Implications for cropland productivity. International Livestock Centre for Africa.
Cita Chicago Style (17a ed.)
Williams, Timothy O., J.M Powell, y S. Fernández Rivera. Manure Utilisation, Drought Cycles and Herd Dynamics in the Sahel: Implications for Cropland Productivity. International Livestock Centre for Africa, 1995.
Cita MLA (9a ed.)
Williams, Timothy O., et al. Manure Utilisation, Drought Cycles and Herd Dynamics in the Sahel: Implications for Cropland Productivity. International Livestock Centre for Africa, 1995.
Precaución: Estas citas no son 100% exactas.