000 00266nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621.382
100 _aSimon Hykins
245 0 _aCommunication System
250 _a4
260 _bJohn Wiley
_c2004
942 _cBK
999 _c4640
_d4640