 |
| |||
| international direct dialing (oleg.vigodsky) | |||
| международный прямой набор: 6 phrases in 3 subjects |
| Computer networks | 1 |
| General | 1 |
| Telecommunications | 4 |
|
| |||
| international direct dialing (oleg.vigodsky) | |||
| международный прямой набор: 6 phrases in 3 subjects |
| Computer networks | 1 |
| General | 1 |
| Telecommunications | 4 |