Biblio

H. P. Banziger, “Hand/foot pumps for village water supply in developing countries. ((Part I)) : Technology and maintenance : analysis and review of the existing literature and reports of field. Part II : Description of pump types”, vol. 9/I/82. SKAT (Swiss Centre for Development Cooperation in Technology and Management), St. Gallen, Switzerland, p. 2 vol. (150 p. ; i, 100 p.), 1982.

N. L. D. H. V. - Amersfoort, “Shallow wells”. Tanzania, Ministry of Water, Energy and Minerals, Dar es Salaam, Tanzania, p. 192 p. : 9 boxes, 38 fig., photogr., 11 tab., 1979.