| 000 | 00451nam a22001577a 4500 | ||
|---|---|---|---|
| 008 | 230317b |||||||| |||| 00| 0 eng d | ||
| 020 | _a0408001240 | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 621.391 _bL4 |
||
| 245 | _aAdvanced communication systems | ||
| 260 |
_aLondon: _bNewnes-Butterworths, _c1974 |
||
| 300 | _a276p. | ||
| 650 | _aTelecommunication | ||
| 700 | _aHalliwell, B J (Ed.) | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c10710 _d10710 |
||