Appropriate technology for water supply and sanitation.

Appropriate technology for water supply and sanitation.

Bibliografiset tiedot
Yhteisötekijät: World Bank, International Bank for Reconstruction and Development
Aineistotyyppi: Kirja
Kieli:English
Julkaistu: Washington Transportation, Water and Telecommunications Department, World Bank 1980
Aiheet:
Underdeveloped areas > Water supply > Research.
Waste disposal in the ground > Underdeveloped areas.