| 000 | 00407nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 241212s9999 xx 000 0 und d | ||
| 020 | _a8129702118 | ||
| 082 |
_a005.71 _bH52U |
||
| 100 | _aHeld, Gilbert | ||
| 245 | 0 |
_aUnderstanding data communications _cGilbert Held. |
|
| 250 | _a7th ed.. | ||
| 260 |
_aDelhi _bPearson Education _c2002 |
||
| 300 | _axv, 765p.; 24cm. | ||
| 650 | _aData transmission systems. | ||
| 999 |
_c42457 _d42457 |
||