000			00302nam a2200133Ia 4500
005			20251003125612.0
008			251003s9999 xx 000 0 und d
082			_a006.7
100			_aO. Hersant
245		0	_aI.P.Telephony
260			_bPearson Educational _aUsa _c2003
300			_a456
942			_cBK
999			_c35940 _d35940