A guide to understanding the environment
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua | 
| Hizkuntza: | English | 
| Argitaratua: | Quezon City
          National Integrated Protected Areas Programme, Protected Areas and Wildlife Bureau
    
        2000. | 
| Saila: | Essentials of protected area management in the Philippines
              v.2 | 
| Gaiak: | 


