| 000 | 00400 a2200097 4500 | ||
|---|---|---|---|
| 020 | _a9261022219 | ||
| 920 | _a92-61-02221-9 | ||
| 245 | 0 |
_aCCITT Plenary Assembly (Red Book) Malaga-Torremolinos, 1984 : _bDigital Access Signalling System, Recommendations Q.920-Q.931 : Fascicle / _c. _nVol.VI.9 |
|
| 710 | 2 |
_aInternational Telecommunication Union. _eWydawca _4pbl |
|
| 260 |
_aGeneva : _bITU, _c1984. |
||
| 300 |
_aIX, 193 s.; _c30 cm. |
||
| 999 |
_c13822 _d13822 |
||