| 000 | 00320nam a2200097Ia 4500 | ||
|---|---|---|---|
| 008 | 180205s9999 xx 000 0 und d | ||
| 100 | _aDe-Silva, Leopoldo | ||
| 245 |
_aTeaching guide for senior high school earth science : _bCore subject |
||
| 260 |
_aQuezon City _bCommision on higher education _c2016 |
||
| 300 | _a379 pages | ||
| 999 |
_c354941 _d354941 |
||