Wright, A.W.

Wright, A.W. & Bakalian, A.E., 1990. Intermediate sanitation : solids-free sewerage, (Infrastructure notes. Water and Sanitation no. WS-3) Washington, DC, USA: World Bank, Infrastructure and Urban Development Department. Available at: https://fr.ircwash.org/sites/default/files/332-90SO-8550.PDF.