| 000 | 00400nam a2200145 a 4500 | ||
|---|---|---|---|
| 005 | 20210219161309.0 | ||
| 008 | 111125s1985 mx r 000 0 spa d | ||
| 035 | _aUPN01000182645 | ||
| 049 | _aUNE | ||
| 080 | 4 | _aDO 362.8 (100) =20 "1985" INF | |
| 111 | 2 |
_aWorld congress on youyh _d(1985 : _cBarcelona, España) |
|
| 245 | 0 | _aFinal report | |
| 260 |
_aEspaña : _bUNESCO, _c1985. |
||
| 300 | _a133 p. | ||
| 999 |
_c154748 _d154748 |
||