| 000 | 00299 a2200097 4500 | ||
|---|---|---|---|
| 020 | _a9261016715 | ||
| 920 | _a92-61-01671-5 | ||
| 245 | 0 |
_aCCITT Rual Telecommunications : _bSupplement No.1 / _c. |
|
| 710 | 2 |
_aInternational Telecommunication Union. _eWydawca _4pbl |
|
| 260 |
_aGeneva : _bITU, _c1983. |
||
| 300 |
_a126 s.; _c30 cm. |
||
| 999 |
_c13911 _d13911 |
||