| 000 | 00449nam a2200145 i 4500 | ||
|---|---|---|---|
| 008 | 081104s2005 xx g eng | ||
| 020 | _a1579124852 | ||
| 100 | _aWrixon, Fred B. | ||
| 245 | 0 |
_aCodes, ciphers, secrets and cryptic communication _c/ Fred B. Wrixon |
|
| 260 |
_aNew York _b:Black Dog & Leventhal _c,2005 |
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| 600 | _aInformática | ||
| 650 |
_aInternet _vDiccionarios |
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| 997 | _e2 | ||