RA 8749 the Philippine Clean Air Act of 1999 and its implementing rules and regulations; DAO 2000-81.
| निगमित लेखक: | |
|---|---|
| स्वरूप: | पुस्तक |
| भाषा: | English |
| प्रकाशित: |
Quezon City
Department of Environment and Natural Resources
[1999?]
|
| विषय: |