Z. Dejene, Lemecha, G., Emagnu, M., Tezazu, T., Metena, Y., Abraham, T., Crichton-Smith, H., Misganaw, A., y Adank, M.,
«Guidelines for strengthening woreda-wide WASH systems in Ethiopia». WaterAid Ethiopia and IRC Ethioipia, Addis Ababa, Ethiopia, p. viii, 79 p. : 5 boxes, 15 fig., 8 tab., 2023.