Cita APA (7a ed.)
Jutzi, S., Asamenew, G., Tedla, A., & Astatke, A. (1987). Intermediate technology for increased food and feed production from deep black clay soils in the Ethiopian highlands. Food and Agriculture Organization of the United Nations.
Cita Chicago Style (17a ed.)
Jutzi, S.C, G. Asamenew, A. Tedla, y A. Astatke. Intermediate Technology for Increased Food and Feed Production from Deep Black Clay Soils in the Ethiopian Highlands. Food and Agriculture Organization of the United Nations, 1987.
Cita MLA (9a ed.)
Jutzi, S.C, et al. Intermediate Technology for Increased Food and Feed Production from Deep Black Clay Soils in the Ethiopian Highlands. Food and Agriculture Organization of the United Nations, 1987.
Precaución: Estas citas no son 100% exactas.