000 00287nam a22001337a 4500
020 _a9788122427677
082 _a621.3192
100 _aCHOUDHARY D. ROY
245 _aNETWORK AND SYSTEMS
250 _a2 ND
260 _aNEW DELHI
_bNEW AGE
_c2010
300 _aXVI, 946 P
942 _cBK
999 _c7920
_d7920