000 00334nam a2200133Ia 4500
008 161018s9999 xx 000 0 und d
020 _a9748131715369
100 _aStallings William
_94144
245 _aData And Computer Communications
250 _a8ED
260 _bPearson Edu Cation
300 _a834p.
_bRs:525
490 _a17018
999 _c17018
_d17018