LEADER 00000nam 2200205 a 4500 001 0924743 007 t 008 001004 1 1990 000 eng 020 0333539478 040 BLAISE 050 4 QA 76.9 A25 U5 110 2 United States. Department of Defense. National Computer Security Centre. 245 04 The 'Orange Book' series. 260 London :|bMacmillan Academic & Professional,|c1990. 300 17v. 946 6XX absent
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