| 000 | 00252 a2200073 4500 | ||
|---|---|---|---|
| 245 | 0 |
_aSeminar on the Planning of Broadcasting Systems / _c. _nPart.2 |
|
| 710 | 2 |
_aInternational Telecommunication Union. _eWydawca _4pbl |
|
| 260 |
_aGeneva : _bITU, _c1973. |
||
| 300 |
_a317-732 s.; _c34 cm. |
||
| 999 |
_c11146 _d11146 |
||