00489nam a2200157Ia 4500008004100000020001500041082001400056100002200070245007600092250000700168260005000175300002800225500000700253600002100260650005000281240925s9999    xx            000 0 und d  a8126504226  a005.8 DEB  aDebra  , S Isaac, 0aSSCP exam study guide: mastering the seven key areas of system security  aNA  aNew Delhi:bNewWiley -dreamtech Pressc,2003.  axix,379p.bNAfOriginal  aNA  aComputer Science  aComputer science, information & general works