| 000 | 00365nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1994 xx 000 0 und d | ||
| 020 | _a0534202446 | ||
| 100 | _aShay William A | ||
| 245 | 0 | _aData Communications and Network, Understanding | |
| 260 |
_aUSA _bPWS _c1994 |
||
| 300 | _a600 | ||
| 650 | _aData Communications | ||
| 650 | _aNetworks | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c81693 _d81693 |
||