1991
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M. Mwangola y Golicha, H. K.,
«Buguta/Makwasinyi community water project», in
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S. Haukland,
«Double standards»,
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M. A. Harvey,
«Institutional development in the water sector in San Luis Potosi». Water, Engineering and Development Centre, Loughborough University of Technology, WEDC, Loughborough, UK, p. viii, 91, 14 p.: 20 fig., 4 tab., 1991.
W. D. G. Lawn, Morris, N. G., y Newbury, D. R.,
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A. Asnake,
«Leakage control in water distribution system of Addis Ababa», vol. no. 38. Tampere University of Technology, Institute of Water and Environmental Engineeri, Tampere, Finland, p. 79 p. : 13 fig., 15 tab., 1991.
P. Ikumi y Oenga, I. O.,
«Mid-term review for the Kenya-Finland western water supply programme : field survey report». Network for Water and Sanitation International (NETWAS), Nairobi, Kenya, p. viii, 92, 8 p.: fig., tab., 1991.
F. I. F. I. N. N. I. D. A. - Helsinki, Water, Eand Minera, y TZ, T. Ministry o,
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A. P. Cotton y Franceys, R. W. A.,
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«Republic of Ghana : rural water supply and sanitation sector strategy». World Bank Regional Water and Sanitation Group Western Africa, Abidjan, Ivory Coast, p. iv, 60 p.: fig., tab., map, 1991.
J. Malombe,
«Services in site and services projects», in
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R. Rojas, Lloyd, B. J., Wheeler, D., Pardon, M., Wedgwood, K., y Bartram, J.,
Surveillance and improvement of Peruvian drinking water supplies. Guildford, UK: University of Surrey, Robens Institute, 1991, p. xii, 54 p.: fig., tab., photogr.
A. Wyatt,
«Water loss in rural water systems in developing countries», vol. no. 341. Environmental Health Project (EHP), Arlington, VA, USA, p. vi, 42 p.: 4 boxes, 5 fig., 1991.
B. M. Jackson,
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W. Affairs an Development,
«Workplan interim phase Shinyanga Rural Water and Sanitation Programme : July 1991 - June 1992». Tanzania, Ministry of Community Development, Women Affairs and Children, Shinyanga, Tanzania, p. 29 p. : 5 fig., 6 tab., 1991.