Biblio

D. Hailu, S. Smith, R. -, and Tsukada, R., “Small-scale water providers in Kenya : pioneers or predators?”. UNDP (United Nations Development Programme), New York, NY, USA, p. 40 p.; 8 tab.; 7 fig., 2011.

J. Adem, Hailu, D., and Desalegn, B., “Assessment of school water supply, sanitation and hygiene in Shebedino Wereda, Southern Nations Nationalities and Peoples Regions”, vol. no. 4. Plan Ethiopia, Addis Ababa, Ethiopia, p. v, 50 p. : 8 pictures, 7 tab., 2007.