| 000 | 00400nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s2003 xx 000 0 und d | ||
| 020 | _a812970207x | ||
| 100 | _aCheswick William R | ||
| 245 | 0 | _aFirewalla and Internet Security | |
| 260 |
_aNew Delhi _bPearson Education _c2003 |
||
| 300 | _a433 | ||
| 650 | _aComputers | ||
| 650 | _aInternet | ||
| 700 | _aBellovin Steven M | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c185093 _d185093 |
||