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050			_aQA76.9 _bA25Elb.
100			_aElbra, R. A.
245			_aComputer security handbook / _cby R. A. Elbra.
501			_a5348
650			_aComputer security.
650			_aData protection.
260			_bNCC Blackwell _c1992.
942			_cBK _oQA76.9 A25Elb.
999			_c2156 _d2156