000 00289nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a4.6
100 _aW.TOMASI
245 0 _aINTRODUCTION TO DATACOMMUNICATION AND NETWORKING
260 _bPEARSON
365 _b249.00
942 _cBTECH
999 _c142405
_d142405