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Eand Minera Water,
«A framework for village managed operation and maintenance of water schemes». Tanzania, Ministery of Water, Energy & Minerals, Dar es Salaam, Tanzania, p. 44 p. : tab., 1992.
S. K. Babala y Mukinga, S.,
«Learning materials development workshop, DSM, January 20 - February 7, 1992». Tanzania, Ministry of Water, Energy and Minerals, Dar es Salaam, Tanzania, p. 51, 13 p. : tab., 1992.
A. Mjengwa, Chambo, A., y Mahenge, A.,
«Training of trainers workshop, Njombe, May 11-22, 1992 : managing the village water fund». Tanzania, Ministry of Water, Energy and Minerals, Dar es Salaam, Tanzania, p. 17 p. : fig., tab., 1992.
D. K. D. A. N. I. D. A. - Copenhagen y Water, Eand Minera,
«Workshop on training of trainers and development of curriculum for health education and sanitation, Njombe, June 1-12, 1992». Tanzania, Ministry of Water, Energy and Minerals, Dar es Salaam, Tanzania, p. 38 p., 1992.