| 000 | 00354nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1977 xx 000 0 und d | ||
| 082 | _a060 U-4T | ||
| 100 | _aUnesco | ||
| 245 | 0 | _aThinking ahead: Unesco and the challenges of today and tomorrow | |
| 260 |
_bParis _c1977 |
||
| 300 | _a363p | ||
| 650 | _aUNESCO | ||
| 653 | _aUNESCO | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c72107 _d72107 |
||