| 000 | 00395 a2200073 4500 | ||
|---|---|---|---|
| 245 | 0 |
_aCCITT Plenary Assembly (Yellow Book) Geneva, 1980 : _bData Communication Networks, Services and Fascilities, Terminal Equipment and Interfaces, Recommendations X.1-X.29 (Study Group VII) / _c. _nVol.VIII-2 |
|
| 710 | 2 |
_aInternational Telecommunication Union. _eWydawca _4pbl |
|
| 260 |
_aGeneva : _bITU, _c1981. |
||
| 300 |
_aVI, 231 s.; _c30 cm. |
||
| 999 |
_c13973 _d13973 |
||