000			00343nam a2200133Ia 4500
008			201224s9999||||xx |||||||||||||| ||und||
020			_a81-3170506-4
100			_aCole, M _92937
245		0	_aIntroduction to Telecommunications, voice, data, and the internet
260			_aIndia _bPearson _c2002
300			_a2nd
500			_a608
942			_cBK
999			_c3413 _d3397