| 000 | 00361 a2200145 4500 | ||
|---|---|---|---|
| 020 | _a0435936786 | ||
| 041 | _aEn | ||
| 082 |
_a507 _bNEW |
||
| 245 | _aNew Unesco source book for science teaching | ||
| 260 |
_c1973 _aOxford _bHeinemann _g1973 |
||
| 300 |
_c22 cm. _a270 p. |
||
| 650 | _aSCIENCE - STUDY AND TEACHING | ||
| 650 | _aNATURAL SCIENCES | ||
| 942 | _cLN | ||
| 999 |
_c15345 _d16892 |
||