000 00318nam a2200133Ia 4500
008 230222s9999 xx 000 0 und d
082 _a004.6
100 _aBrijendra Singh
245 0 _aNetwork Security And Management
250 _a3
260 _bPhi Learning, New Delhi
_c2012
650 _aCOMPUTER
942 _cBK
999 _c21412
_d21412