| 000 | 00390nam a2200181Ia 4500 | ||
|---|---|---|---|
| 008 | 240220s9999 xx 000 0 und d | ||
| 041 | _aENG | ||
| 082 | _a"4,6" | ||
| 100 | _aWatrand J. | ||
| 245 | 0 | _aCommunication nteworks. | |
| 260 | _aNULL | ||
| 260 | _bTata Mc Graw Hill Book Co. | ||
| 260 | _c1991 | ||
| 300 | _a460p. | ||
| 365 | _b1230 | ||
| 650 | _aCOMPUTER | ||
| 942 | _cDBK | ||
| 999 |
_c25432 _d25432 |
||