| 000 | 00440nam a2200205Ia 4500 | ||
|---|---|---|---|
| 008 | 221105s9999 xx 000 0 und d | ||
| 020 | _a8129702118 | ||
| 041 | _aENGLISH | ||
| 082 | _a004.6 | ||
| 082 | _bGIL | ||
| 100 | _aGILBERT HELD | ||
| 245 | 0 | _aUNDERSTANDING DATA COMMUNICATIONS | |
| 250 | _a2 | ||
| 260 | _bPEARSON EDUCATION | ||
| 260 | _c2003 | ||
| 300 | _a765 | ||
| 650 | _aNETWORK | ||
| 650 | _bNETWORK | ||
| 942 | _cBK | ||
| 999 |
_c13067 _d13067 |
||