| 000 | 00416nam a2200157 4500 | ||
|---|---|---|---|
| 008 | 160616s2002 000 0 | ||
| 245 |
_aCodes and ciphers _bJulius Caesar, the enigma, and the internet |
||
| 100 | _aChurchhouse, R. F | ||
| 260 | _aCambridge | ||
| 260 | _bCambridge University Press | ||
| 260 | _c2002 | ||
| 300 | _a240 | ||
| 020 | _a9780521008905 | ||
| 942 |
_cBK _2BK22852 |
||
| 080 | _a512.77 CHU | ||
| 999 |
_c22852 _d22852 |
||