Bilaketaren emaitzak - "Water-supply engineering Developing countries"
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1
Solar pumping an introduction and update on the technology, performance, costs, and economics
Argitaratua 1993Liburua -
2
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3
Appropriate technology for water supply and sanitation volume 2, a planner's guide
Argitaratua 1980Liburua -
4
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5
Community piped water supply systems in developing countries a planning manual
Argitaratua 1987Liburua -
6
Community piped water supply systems in developing countries a planning manual
Argitaratua 1987Liburua


