A. Naafs, Fonseca, C., and kebede, A.,
“Life cycle cost analysis for Splash school interventions in Addis Ababa, Ethiopia”. IRC Ethiopia, Addis Ababa, Ethiopia, p. 45 pages (summary 4 pages), 2019.
A. kebede,
“Should sanitation be taxed?”. USAID Transform WASH and IRC WASH, Addis Ababa, Ethiopia, p. 18 p. : 3 boxes, 2 fig., 3 tab., 2019.