| 000 | 00412nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 180816s9999 xx 000 0 und d | ||
| 082 | _aFil 541 Sci27 | ||
| 100 | _aScience Education Center | ||
| 245 | 0 | _aPractical chemistry for secondary schools : teacher's guide | |
| 260 | _aPhilippines | ||
| 260 | _bScience Education Center | ||
| 260 | _c1973 | ||
| 300 | _a625 p | ||
| 650 | _aChemistry | ||
| 942 | _cBK | ||
| 999 |
_c52697 _d52697 |
||