Community self-improvement in water supply and sanitation a training and reference manual for community health workers, community development workers and other community-based workers.
| Format: | Książka |
|---|---|
| Język: | English |
| Wydane: |
The Hague, The Netherlands
IRC, International Water and Sanitation Centre
1988.
|
| Seria: | Training series
no.5 |
| Hasła przedmiotowe: |