| 000 | 00573 a2200145 4500 | ||
|---|---|---|---|
| 041 | 0 | _aeng | |
| 245 | 0 | 0 |
_aRadio Research Board _bdepartment of scientific & industrial research / _cHis Majesty`S Stationery Office. |
| 260 |
_aLpndon : _bHis majesty`s stationery offie, _c1949-. |
||
| 300 | _c28 cm. | ||
| 336 |
_aTekst _btxt _2rdacontent |
||
| 337 |
_aBez urządzenia pośredniczącego _bn _2rdamedia |
||
| 338 |
_aWolumin _bnc _2rdacarrier |
||
| 380 | _aCzasopisma | ||
| 710 | 2 |
_aHis Majesty`S Stationery Office. _eInstytucja sprawcza |
|
| 710 | 2 |
_aHis Majesty`S Stationery Offie. _eWydawca _4pbl |
|
| 999 |
_c23598 _d23598 |
||