| 000 | 00365 a2200073 4500 | ||
|---|---|---|---|
| 245 | 0 |
_aEuropean Regional Project for the Development of International Telecommunications : _bWorkshop-Type Seminar on Transition from Analogue to Digital Netwiorks Including ISDN / _c. _nVol.1 |
|
| 710 | 2 |
_aUNDP/CTT/ITU. _eWydawca _4pbl |
|
| 260 |
_aLisbon : _bUNDP/CTT/ITU, _c1986. |
||
| 300 |
_aIV,668 s.: _bil.; _c30 cm. |
||
| 999 |
_c6442 _d6442 |
||