00273nam a2200109Ia 4500008004100000020001800041041000800059100001700067245003300084260003000117300001600147211209s2009    xx            000 0 und d  a9788126516926  aeng  aGODBOLE,NINA  aINFORMATION SYSTEM SECURITY   bJOHN WILEY AND SONSc2009  a961 961 961