| 000 | 00318 a2200073 4500 | ||
|---|---|---|---|
| 245 | 0 |
_aCCITT Plenary Assembly (Green Book) Geneva, 1972 : _bTelephone Transmission Quality, Local Networks and Telephone Sets / _c. _nVol.5 |
|
| 710 | 2 |
_aInternational Telecommunication Union. _eWydawca _4pbl |
|
| 260 |
_aGeneva : _bITU, _c1973. |
||
| 300 |
_a297 s.; _c30 cm. |
||
| 999 |
_c13393 _d13393 |
||