000 00472nam a2200193Ia 4500
008 191002s9999 xx 000 0 und d
020 _a0000109133
082 _a621.3821
100 _aWilliam Stallings
245 0 _aData and Computer Communications,Ed9
250 _a9
260 _aNew Delhi
_bPearson
_c2014
536 _aManagement
650 _a Computer
650 _a Data
650 _aCommunications,Ed9
650 _aData communication
942 _cBK
999 _c33319
_d33319