RA 8749 the Philippine Clean Air Act of 1999 and its implementing rules and regulations; DAO 2000-81.
| Erakunde egilea: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Quezon City
Department of Environment and Natural Resources
[1999?]
|
| Gaiak: |