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Filters: Keyword is maintenance costs and Author is Wyatt, A.  [Clear All Filters]
1989
A. Wyatt y Jordan, J., «Estimating operations and maintenance costs for water supply systems in developing countries», vol. no. 48. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. ix, 156 p.: fig., tab., 1989.
1988
A. Wyatt y Bates, T., «The operation and maintenance of water supply systems in developing countries : a cost study». Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. 53 p.: fig., tab., 1988.
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