| 000 | 00444pam a2200169a 44500 | ||
|---|---|---|---|
| 008 | 160408b1982 xxu||||| |||| 00| 0 eng d | ||
| 082 |
_a652.8 _bB398c |
||
| 100 | _aBeker, Henry | ||
| 245 | 1 |
_aCIPHER SYSTEMS _cTHE PROTECTION OF COMMUNICATIONS |
|
| 260 |
_aNew York _bJohn Wiley _c1982 |
||
| 300 | _a427 | ||
| 500 | _aBibliography : P. 407-421 | ||
| 650 | _aCryptography | ||
| 700 | _aPiper, Fred | ||
| 964 | _gCIRC | ||
| 997 | _aA80607 C | ||
| 999 |
_c303853 _d303853 |
||