| 000 | 003630000a22001450004500 | ||
|---|---|---|---|
| 245 | _aTelecommunication systems design vol.1 : transmission systems | ||
| 100 | _aHills, M.T. | ||
| 100 | _aEvans, B.G. | ||
| 260 |
_aLondon _bAllen & Unwin _c1973 |
||
| 300 | _a271p. : ill. | ||
| 020 | _a0046210180 | ||
| 080 |
_a621.391 _bH5 |
||
| 041 | _aEN | ||
| 942 | _cBK | ||
| 999 |
_c103187 _d103187 |
||