Cita APA (7a ed.)
Belete, A., Dillon, J. L., & Anderson, F. (1992). Impact of fertilizer use on production and cash income of small-scale farmers in the highland areas of Ethiopia. Elsevier.
Cita Chicago Style (17a ed.)
Belete, A., John L. Dillon, y F.M Anderson. Impact of Fertilizer Use on Production and Cash Income of Small-scale Farmers in the Highland Areas of Ethiopia. Elsevier, 1992.
Cita MLA (9a ed.)
Belete, A., et al. Impact of Fertilizer Use on Production and Cash Income of Small-scale Farmers in the Highland Areas of Ethiopia. Elsevier, 1992.
Precaución: Estas citas no son 100% exactas.