| 000 | 00457nam a2200181Ia 4500 | ||
|---|---|---|---|
| 001 | 68375 | ||
| 008 | 150918s9999 xx 000 0 und d | ||
| 020 | _a9780132770477 | ||
| 040 | _cPK-LaUMT | ||
| 082 |
_aRCC 652.8 _bWRI-C |
||
| 100 | _aWrixon, Fred B. | ||
| 245 |
_aCodes and ciphers _cWrixon, Fred B. |
||
| 260 |
_aNew York,USA: _bPrentice-Hall General Reference, _c1992 |
||
| 300 | _a260 p. | ||
| 546 | _aEN | ||
| 650 | _aCryptography | ||
| 942 | _cBK | ||
| 999 |
_c75977 _d75977 |
||