Info-impact report on working meeting on information exchange for water supply and sanitation, The Hague, 22-24, September 1987. - Working Meeting on Information Exchange for Water Supply and Sanitation The Hague) (1987 (The Hague IRC International Water and Sanitation Centre, 1988)
Keywords: Water-supply -- Information services -- Developing countries -- Congresses; Sanitation -- Information services -- Developing countries -- Congresses; Communication of technical information -- Developing countries -- Congresses