| 000 | 00380pam a2200145a 44500 | ||
|---|---|---|---|
| 008 | 160408b1977 xxu||||| |||| 00| 0 eng d | ||
| 082 |
_a621.38 _bC547a |
||
| 100 | _aClark, A. P. | ||
| 245 | 1 | _aADVANCED DATA-TRANSMISSION SYSTEMS | |
| 260 |
_aLondon _bPentech Press _c1977 |
||
| 300 | _axii,427 | ||
| 650 | _aData Transmission Systems | ||
| 964 | _gCIRC | ||
| 997 | _aA62548 s C | ||
| 999 |
_c299995 _d299995 |
||