000 00242nam a2200097Ic 4500
008 240520s9999 xx 000 0 und d
100 1 _aGhai, Neha
245 1 0 _aNetwork security /
_cNeha Ghai
264 1 _bS.K. Kataria & Sons
_c2012
942 _cBK
999 _c22704
_d22704