| 000 | 00389nam a2200169Ia 4500 | ||
|---|---|---|---|
| 008 | 201126s9999 xx 000 0 und d | ||
| 041 | _aeng | ||
| 082 |
_a004.22 _bHEL |
||
| 100 | _aHELD, GILBERT | ||
| 245 | _aUNDERSTANDING DATA COMMUNICATIONS | ||
| 260 | _bPEARSON | ||
| 690 | _aFCA | ||
| 690 | _aFET | ||
| 690 | _aCOMPUTER SCIENCE | ||
| 690 | _aDATA COMMUNICATION | ||
| 999 |
_c4057 _d4057 |
||