| 000 | 00316nam a2200121Ia 4500 | ||
|---|---|---|---|
| 082 |
_a540.7 _b UNR |
||
| 245 | _aResources for chemistry learning and teaching | ||
| 260 |
_aBangkok _bUnesco _c1989 |
||
| 300 | _a123p. | ||
| 546 | _aeng | ||
| 650 |
_aChemistry education- Applied research-Asia/Pacific _931203 |
||
| 942 | _cBK | ||
| 999 |
_c9553 _d9553 |
||