000 00256nam a2200109Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
100 _aSimonds Fred
_933790
245 0 _aNetwork Security
260 _bMcgraw-Hill
_c1996
300 _a395
942 _cBK
_pCL
999 _c140723
_d140723