000 00312nam a2200109Ia 4500
008 220916s9999 xx 000 0 und d
020 _a9788131516454
100 _aWhitman, M. E
245 0 _aPrinciples of information security. 4th. Edition.
260 _aNew Delhi
_bCengage Learning
_c2012
300 _axxix, 619p.
999 _c44356
_d44356