1. Abate, D., Belete, S., Wegi, T., Usman, S., Wamatu, J., Duncan, A.J., 2012. Characterization of the livestock production systems and the potential of feed-based interventions for improving livestock productivity in Sinana district, Bale highlands. International Livestock Research Intitute (ILRI), Nairobi.
2. Access Capital Research. 2010. Investing in Ethiopia, Ethiopia’s Export Performance. Addis Ababa, Ethiopia. Pp.16. http://www.accesscapitalsc.com/downloads/Ethiopias-Export-Performance-Review.pdf
3. Adugna, T., 2007. Feed Resources for Producing Export Quality Meat and Livestock in Ethiopia: Examples from Selected Woredas in Oromia and SNNP Regional States. Ethiopia Sanitary and Phytosanitary Standards and Livestock and Meat Marketing (SPS-LMM) Program, Addis Ababa, Ethiopia. 77 p.
4. Ahmed, H., Abule, E., Mohammed, K., Tredate, A.C., 2010. Livestock feed resources utilization and management as influenced by altitude in the central high lands of Ethiopia. Ethiopia. http://www.lrrd.org/lrrd22/12/cont2212.html .
5. Alemayehu, M., 2004. Pasture and Forage Resources Profile of Ethiopia. FAO, Addis Ababa, Ethiopia, pp19.