Mehari Haile, Abraham A Tradition in transition, water management reforms and indigenous spate irrigation systems in Eritrea : PhD, UNESCO-IHE institute for water Education - New York: Taylor & Francis, 2007 - xxii, 211 p. : ill., maps. ; 24 cm. + 1 CD-ROM ISBN: 9780415439473 Subjects--Topical Terms: Irrigation - Eritrea Dewey Class. No.: 627.52096 MEN