| 000 | 00432nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 241225s9999 xx 000 0 und d | ||
| 020 | _a0070447446 | ||
| 082 |
_a004.678 _bHEL |
||
| 100 | _aHeld, Gill. | ||
| 245 | 0 | _aVoice and data internetworking | |
| 250 | _a3rd edition. | ||
| 260 |
_aDelhi : _bTata Mcgraw Hill Publishing Company Ltd, _c1994 |
||
| 300 | _a397. | ||
| 365 | _a375 | ||
| 650 | _aData processing computer science | ||
| 999 |
_c28628 _d28628 |
||