Cita APA (7a ed.)
Frossard, E., Aighewi, B., Aké, S., Barjolle, D., Baumann, P., Bernet, T., . . . Traoré, I. (2017). The challenge of improving soil fertility in yam cropping systems of West Africa. Frontiers Media.
Cita Chicago Style (17a ed.)
Frossard, Emmanuel, et al. The Challenge of Improving Soil Fertility in Yam Cropping Systems of West Africa. Frontiers Media, 2017.
Cita MLA (9a ed.)
Frossard, Emmanuel, et al. The Challenge of Improving Soil Fertility in Yam Cropping Systems of West Africa. Frontiers Media, 2017.
Precaución: Estas citas no son 100% exactas.