| 000 | 00796nam a2200193 a 4500 | ||
|---|---|---|---|
| 005 | 20210219160331.0 | ||
| 008 | 081010s1992 mx r 000 0 spa d | ||
| 035 | _aUPN01000163244 | ||
| 049 | _aUNE | ||
| 080 | _aOC 058:7: 377:5 (100)=20 =401992 DIR. | ||
| 245 | 0 | 0 | _aDirectory of the international network for information in science and technology education ; Répertoire du reseau international d'information cocernant l'enseignement des sciences et de la technologie. |
| 260 |
_aParis : _bUNESCO, _c1992. |
||
| 300 | _axv, 157 p. | ||
| 440 | 0 | _aED-92/WS-8 | |
| 690 | _aDirectorios- Educacion- Informatica | ||
| 710 | 2 | _aUNESCO. Division of Science, Technical and Environmental Education | |
| 710 | 2 | _aInternational Network for Information in Science and Technology. | |
| 905 | _aUNESCO | ||
| 999 |
_c135357 _d135357 |
||