| 000 | 00395 a2200073 4500 | ||
|---|---|---|---|
| 245 | 0 |
_aCCITT Plenary Assembly (Yellow Book) Geneva, 1980 : _bGeneral Characteristics of International Telephone Connections and Circuits, Recommendations G.101-G.171 (Study Group XV, XVI, CMBD) / _c. _nVol.III-1 |
|
| 710 | 2 |
_aInternational Telecommunication Union. _eWydawca _4pbl |
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| 260 |
_aGeneva : _bITU, _c1981. |
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| 300 |
_aVII, 216 s.; _c30 cm. |
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| 999 |
_c13949 _d13949 |
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