A. Naafs e Zita, J.,
«Monitoring the costs of WASH contracts for unit cost analyses and improved transparency (Symposium 2013)», in
IRC Symposium 2013 : monitoring sustainable WASH service delivery, 9 to 11 April 2013, Addis Ababa, Ethiopia : symposium papers, Maputo, Mozambique, 2013, p 10 p.; 3 fig.; 3 tab.; 2 boxes.