UNICEF -Tegucigalpa, HN, Bombas de Mecate -Managua, NI, IRC International Water and Sanitation Centre, The Hague, NL, SKAT -St. Gallen, CH, Water and Sanitation Program -Washington, DC, US, WSP, y COSUDE -Managua, NI,
«First international rope pump policy workshop, Managua, Nicaragua, May 14th - 19th, 2001 : workshop file». SKAT (Swiss Centre for Development Cooperation in Technology and Management), St. Gallen, Switzerland, p. loose leaf, ca. 150 p., 2001.