000 00321nam a2200133Ia 4500
008 240601s2004 xx 000 0 eng d
041 _aENG
082 _aSTA
100 _aStallings, William,
245 0 _aNetwork Security Essentials
250 _a5th
260 _aNew Delhi
_bPearson Education
_c2004
942 _2ddc
_cBK
999 _c1558
_d1558