000 00282nam a2200133Ia 4500
008 241124s9999 xx 000 0 und d
100 _aBellamy, John
245 0 _aDigital Telephony
250 _a3
260 _bJohn Wiley & Sons
260 _c2003
300 _a643
942 _cBK
999 _c4841
_d4841