Philippines water resources first national assessment
| Awdur Corfforaethol: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
[Quezon City]
The Council
1976.
|
| Cyfres: | Report National Water Resources Council
no. 19 |
| Pynciau: |