Cita APA (7a ed.)
Fernández Rivera, S., Williams, T. O., Hiernaux, P. H., & Powell, J. (1995). Faecal excretion by ruminants and manure availability for crop production in semi-arid West Africa. International Livestock Centre for Africa.
Cita Chicago Style (17a ed.)
Fernández Rivera, S., Timothy O. Williams, Pierre H.Y Hiernaux, y J.M Powell. Faecal Excretion by Ruminants and Manure Availability for Crop Production in Semi-arid West Africa. International Livestock Centre for Africa, 1995.
Cita MLA (9a ed.)
Fernández Rivera, S., et al. Faecal Excretion by Ruminants and Manure Availability for Crop Production in Semi-arid West Africa. International Livestock Centre for Africa, 1995.
Precaución: Estas citas no son 100% exactas.