Appropriate technology for water supply and sanitation. Volume 1, technical and economic options
Gorde:
| Formatua: | Liburua |
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| Hizkuntza: | English |
| Argitaratua: |
Washington, D.C. : Transportation, Water, and Telecommunications Dept., World Bank,
c1980.
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| Saila: | Appropriate technology for water supply and sanitation ; v. 1.
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| Etiketak: |
Etiketa erantsi
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| Deskribapen fisikoa: | 33-124 páginas. : ilustraciones |
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