Biblio

S. Niedrum, «The need for hygiene education», in Water, sanitation, environment and development : proceedings of the 19th WEDC conference, Accra, Ghana, 6-10 September 1993, 1993, pp. P. 15-17.

S. Niedrum, «Byumba water supply project : project implementation and monitoring report». Cooperative for American Relief Everywhere, Kigali, Rwanda, p. various paging, 1992.

J. Beaudoin y Coreil, J., «An evaluation of the participatory process in CARE/Rwanda Byumba Southeast Water Systems Project», vol. no. 267. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xii, 70 p.: map, 1989.

J. Beaudoin y Coreil, J., «Une evaluation du processus participatif du projet des systemes d'eau dans la region Sud-est de Byumba du CARE/Rwanda», vol. no. 267. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xii, 72 p.: map, 1989.