| 000 | 00520nam a2200181 a 4500 | ||
|---|---|---|---|
| 005 | 20210223130629.0 | ||
| 008 | 080923s1979 mx r 000 0 spa d | ||
| 035 | _aUPN01000160479 | ||
| 049 | _aUNE | ||
| 080 | _a070.431. 2 (100)=20 WOR No.11. | ||
| 245 | 0 | 4 | _aThe World of news agencies. |
| 260 |
_aParis : _bUNESCO, _c1979. |
||
| 300 | _a21 p. | ||
| 440 | 0 | _aInternational Commission for the Study of Communication Pro- | |
| 690 |
_aAgencias de noticias _92240 |
||
| 690 | _aFlujo de noticias | ||
| 905 | _aUNESCO | ||
| 999 |
_c132592 _d132592 |
||