APA (7th ed.) Citation
Asamenew, G., Beyene, H., Negatu, W., & Ayele, G. (1993). A survey of the farming systems of Vertisol areas of the Ethiopian highlands. International Livestock Centre for Africa.
Chicago Style (17th ed.) Citation
Asamenew, G., H. Beyene, W. Negatu, and G. Ayele. A Survey of the Farming Systems of Vertisol Areas of the Ethiopian Highlands. International Livestock Centre for Africa, 1993.
MLA (9th ed.) Citation
Asamenew, G., et al. A Survey of the Farming Systems of Vertisol Areas of the Ethiopian Highlands. International Livestock Centre for Africa, 1993.
Warning: These citations may not always be 100% accurate.