00342n a2200121 a 4500000002100000001000700021005001700028082001600045100005400061245002800115260006900143300000800212B B 02805120220203164901.0 a004bN7 CSC aInformation Systems Audit and Control Association a1997 CISA:Review Manual aUSAbInformation Systems Audit and Control Association Incc1997 a344