| 000 | nam a22 4500 | ||
|---|---|---|---|
| 999 |
_c8923 _d8923 |
||
| 008 | 180320b ||||| |||| 00| 0 eng d | ||
| 245 | _aPH competition environment showing improvement- PCC. | ||
| 260 |
_aPhilippines _bManila Bulletin _cc2017 |
||
| 300 | _apage B-5. | ||
| 650 | 0 |
_926933 _aEnvironmental movement. |
|
| 942 |
_2ddc _cPER |
||