| 000 | 00426nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 241226s9999 xx 000 0 und d | ||
| 020 | _a81-297-0211-8 | ||
| 082 |
_a621.382 _bHEL |
||
| 100 | _aHeld, G | ||
| 245 | 0 | _aUnderstanding data communications | |
| 250 | _a7th edition. | ||
| 260 |
_aNew Delhi : _bPearsion Education, _c2003. |
||
| 300 | _axv,765 | ||
| 365 | _a295 | ||
| 650 | _aElectrical Electronics Communication, | ||
| 999 |
_c142064 _d142064 |
||