Drinking water supply and sanitation: The international decade in the Americas
Drinking water supply and sanitation: The international decade in the Americas
PAHO, WHO
- Washington PAHO/WHO 1983
- 82 figs.; tbls
- Environmental Series, 3 .
Incluye: Features on: Planing community participation appropiate technology institutional and human resource development
Agua potable
Incluye: Features on: Planing community participation appropiate technology institutional and human resource development
Agua potable