| 000 | 003810000a22001450004500 | ||
|---|---|---|---|
| 008 | 140223b1960 xxu||||| |||| 00| 0 eng d | ||
| 041 | _aEng | ||
| 080 | _aT:3(A) K0-;1 | ||
| 082 | _aT:3(A) K0-;1 | ||
| 245 | _aUnesco source book for science teaching. (2 cops) | ||
| 260 |
_aParis _bUnesco _c1960 |
||
| 650 | _aEducation | ||
| 650 | _aTeaching Technique | ||
| 906 | _aUnsesco | ||
| 999 |
_c104223 _d104223 |
||