Biblio

P. G. Nembrini, «Water supply in Rwanda : from war to sustainability», in Sustainability of water and sanitation systems : proceedings of the 21st WEDC conference, Kampala, Uganda, 4-8 September 1995, 1996, pp. P. 70-72 : 1 tab.

UNHCR -Geneva, CH, United Nations High Commissioner for Refugees, «Water manual for refugee situations». United Nations High Commissioner for Refugees, Geneva, Switzerland, p. 160 p. : 35 fig., 1992.

WHO -Geneva, CH, World Health Organization, «Coping with natural disasters : the role of local health personnel and the community». Geneva, Switzerland, p. x, 97 p. : ill., tab., 1989.

P. W. English, « The origin and spread of qanats in the old world», Proceedings of the American Philosophical Society, pp. p. 170-181 : 4 fig., 1968.

Overseas Development Institute -London, GB, ODI, «RRN newsletter». Overseas Development Institute (ODI), London, UK.