| 000 | 00325 a2200097 4500 | ||
|---|---|---|---|
| 020 | _a9261065910 | ||
| 920 | _a92-61-06591-0 | ||
| 245 | 0 |
_aChallenges to the Network : _bTelecommunications and the Internet / _c. |
|
| 710 | 2 |
_aInternational Telecommunication Union. _eWydawca _4pbl |
|
| 260 |
_aGeneva : _bITU, _c1997. |
||
| 300 |
_aIX, 72 s.: _bil.; _c30 cm. |
||
| 999 |
_c964 _d964 |
||