| 000 | 00405nam a2200097Ia 4500 | ||
|---|---|---|---|
| 008 | 120224s9999 xx 000 0 und d | ||
| 082 |
_a371.146 _bORG |
||
| 100 | _aOrganisation for Economic Co-operation and Development. Cent | ||
| 245 | _aInnovation in ;in-service education and training of teachers : theory and practice | ||
| 260 |
_bOrganisation for Economic Co-operation and Development _aParis _c1978 |
||
| 999 |
_c139905 _d139905 |
||