000 00313nam a2200133Ia 4500
008 230222s9999 xx 000 0 und d
082 _a004.6
100 _aWilliam Stallings
245 0 _aData and Computer communications
250 _a7
260 _bPearson Education
_c2005
650 _aCOMPUTER
942 _cBK
999 _c4804
_d4804