| 000 | 00280 a2200073 4500 | ||
|---|---|---|---|
| 245 | 0 |
_aCCITT Symposium on New Telecommunication Service - Proceedings / _c. |
|
| 710 | 2 |
_aInternational Telegraph and Telephone Consultative Committee. _eWydawca _4pbl |
|
| 260 |
_aGeneva : _bCCITT, _c1979. |
||
| 300 |
_a340 s.; _c30 cm. |
||
| 999 |
_c9964 _d9964 |
||