000 00414nam a2200181Ia 4500
008 240220s9999 xx 000 0 und d
020 _a9780123116338
041 _aENG
082 _a5.8
100 _aHarrington J. L.
245 0 _aNetwork security
245 0 _ba practical appraoch
260 _bElsevier
260 _c2020
365 _b2030.2
650 _aCOMPUTER_SCIENCE_ENGINEERING
942 _cEB
999 _c12830
_d12830