1. Anonymous, 2001. World Health Organization Office International des Epizooties. WHO/OIE manual on echinococcosis in humans and animals: a public health problem of global concern. World Organization for Animal Health, Paris, France.
2. Anonymous, 2005 Agricultural sample survey, Volume II. Report on livestock and livestock characteristics (private peasant holdings). Statistical bulletin, 331. Central Statistical Authority (CSA), Addis Ababa, Federal Democratic Republic of Ethiopia. pp. 142.
3. Bekele, T., Mukasa-Mugerwa, E., and Kasali, O.B., 1988. The prevalence of cysticercosis and hydatidosis in Ethiopian sheep. Veterinary Parasitology, 28, 267-270.
4. Bekele, T., Woldeab, T., Lahlou-Kassi, A., and Sherington, J., 1992. Factors affecting morbidity on-farm and on-station in the Ethiopian highland sheep. Acta Tropica, 52, 99-109.
5. Eckert, J., and Deplazes, P., 2004. Biological, epidemiological, and clinical aspects of echinococcosis, a zoonosis of increasing concern. Clinical Microbiology Review, 17, 107–135.