| 000 | 00362nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 221221s9999 xx 000 0 und d | ||
| 020 | _a8120310802 | ||
| 041 | _aENG | ||
| 082 |
_a621.398 1 _bHEL/U |
||
| 100 | _aHeld, Gilbert | ||
| 245 | 0 | _aUnderstanding Data Communications | |
| 250 | _a4 | ||
| 260 |
_aNew Delhi _bPrentice_Hall Of India _c2002 |
||
| 942 | _cBK | ||
| 999 |
_c33721 _d33721 |
||