Ang Kapaligiran ng Metro Manila [videorecording] mga suliranin at hinaharap.
Studies the pollution problems of Metro Manila.
| Materialtyp: | Visual Material | 
|---|---|
| Språk: | English Filipino | 
| Publicerad: | Quezon City
          DENR Environmental Management Bureau
    
        [19--] | 
| Ämnen: |