000 00325nam a2200133Ia 4500
008 230222s9999 xx 000 0 und d
082 _a004.6
100 _aWilliam Stallings
245 0 _aData and Computer Communications
250 _a8
260 _bPearson Education,New Delhi
_c2007
650 _aCOMPUTER
942 _cBK
999 _c23381
_d23381