| 000 | 00348nam a2200133Ia 4500 | ||
|---|---|---|---|
| 999 |
_c22190 _d22190 |
||
| 008 | 190711s9999 xx 000 0 und d | ||
| 020 | _a0210182440 | ||
| 082 | _a621.38415 H196 | ||
| 100 | _aHalsall, Fred. | ||
| 245 | 0 | _aData Communications, Computer Networks and OSI | |
| 260 |
_aNew YORK _bAddison Wesley _c1988 |
||
| 300 | _a24X19 | ||
| 942 | _cBK | ||