| 000 | 00444pam a2200157a 44500 | ||
|---|---|---|---|
| 008 | 160408b1979 xxu||||| |||| 00| 0 eng d | ||
| 082 |
_a658.47 _bP939s |
||
| 100 | _aPritchard, John Arthur Thomas | ||
| 245 | 1 | _aSECURITY IN ON-LINE SYSTEMS | |
| 260 |
_aManchester _bNational Computing Centre _c1979 |
||
| 300 | _a187 | ||
| 500 | _aBibliography : P. 165-170 | ||
| 650 | _aElectronic Data Processing | ||
| 964 | _gCIRC | ||
| 997 | _aA63777 C | ||
| 999 |
_c303980 _d303980 |
||