000 00312nam a2200133Ia 4500
020 _a9788131715369
082 _a004.6
100 _aWilliam Stallings
_9458
245 0 _aData and Computer Communications
250 _a8
260 _aPearson Education
_bNew Delhi
_c2007
650 _aCOMPUTER
_931
942 _cBK
999 _c23376
_d23376