| 000 | 00321nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 210219s9999||||xx |||||||||||||| ||und|| | ||
| 082 | _a004.65 S524N | ||
| 100 | _aShaffer, Steven L. | ||
| 245 | 0 |
_aNetwork security. _c Steven L.Shaffer |
|
| 260 |
_aNew York. _bAP Professional. _c1994 |
||
| 300 | _axviii; 318 | ||
| 942 | _cBK | ||
| 999 |
_c32116 _d32116 |
||