| 000 | 00543nam a22001817a 4500 | ||
|---|---|---|---|
| 008 | 230322b |||||||| |||| 00| 0 eng d | ||
| 020 | _a0-87094-058-9 | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 681.3-75 _bL3 |
||
| 100 |
_aHemphill, Charles F _94393 |
||
| 245 | _aSecurity procedures for computer systems | ||
| 260 |
_aIllinois: _bDow Jones- Irwin, Inc., _c1973 |
||
| 300 | _axii, 251p. | ||
| 650 | _aComputer science | ||
| 653 | _aSecurity | ||
| 700 | _aHemphill, John M | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c12852 _d12852 |
||