000 00321nam a22001337a 4500
999 _c8684
_d8684
020 _a9788120339101
082 _a005.43 SIN/NET
100 _aSingh, Brijendra.
_9116
245 _aNetwork security and management
250 _a2nd ed.
260 _aNew Delhi
_bPHI Learning
_c2009
300 _axii, 326P.:
942 _cBOOK