000 00388nam a2200145Ia 4500
008 221117s9999 xx 000 0 und d
082 _bSTA
100 _aSTALLINGS, WILLIAM
245 0 _aNETWORK SECURITY ESSENTIALS
250 _a1ST
260 _bPEARSON INDIA EDUCATION SERVIVE PVT. LTD., NOIDA
_c2011
300 _a417
650 _aElectronics & Communication Eng.
942 _cBK
999 _c210431
_d210431