Cita APA (7a ed.)
Birang, A., Hauser, S., & Amougou, D. (2003). Farmers perception of earthworms effects on soil fertility and crop performance in southern Cameroon.
Cita Chicago Style (17a ed.)
Birang, A., S. Hauser, y D. Amougou. Farmers Perception of Earthworms Effects on Soil Fertility and Crop Performance in Southern Cameroon. 2003.
Cita MLA (9a ed.)
Birang, A., et al. Farmers Perception of Earthworms Effects on Soil Fertility and Crop Performance in Southern Cameroon. 2003.
Precaución: Estas citas no son 100% exactas.