000 00333nam a2200133Ia 4500
005 20251003125643.0
008 251003s9999 xx 000 0 und d
082 _a004.6
100 _aJefry Fitzgerald
245 0 _aBusiness Data Communication And Networking
260 _bJohn Wiley
_aNew York
_c2003
300 _a456
942 _cBK
999 _c36726
_d36726