The watershed as a planning unit a challenge to regional planning
| Publicat a: | Philippine planning journal 29, 1 (1997). |
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| Autor principal: | |
| Format: | Article |
| Idioma: | English |
| Matèries: |
| Publicat a: | Philippine planning journal 29, 1 (1997). |
|---|---|
| Autor principal: | |
| Format: | Article |
| Idioma: | English |
| Matèries: |