Appropriate technology for water supply and sanitation. Volume 1, technical and economic options
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| Format: | Livre |
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| Langue: | English |
| Publié: |
Washington, D.C. : Transportation, Water, and Telecommunications Dept., World Bank,
c1980.
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| Collection: | Appropriate technology for water supply and sanitation ; v. 1.
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| Description matérielle: | 33-124 páginas. : ilustraciones |
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