E. Thomas, Andrés, L. A., Borja-Vega, C., y Sturzenegger, G.,
Innovations in WASH impact measures : water and sanitation measurement technologies and practices to inform the Sustainable Development Goals. Washington, DC, USA: World Bank and Inter-American Development Bank, 2018, p. xviii, 100 p. : 1 box, 10 fig., 2 photogr., 15 tab.