| 000 | 00305 a2200073 4500 | ||
|---|---|---|---|
| 245 | 0 |
_aGeneral Tariff Principles:Charging and Accounting in Interational Telecommunications Services:Recommendation D.306 / _c. |
|
| 710 | 2 |
_aInternational Telecommunication Union. _eWydawca _4pbl |
|
| 260 |
_aGeneva : _bITU, _c1991. |
||
| 300 |
_a4 s.; _c30 cm. |
||
| 999 |
_c15705 _d15705 |
||