000			00344nam a2200121Ia 4500
008			230907s9999||||xx |||||||||||||| ||und||
082			_a621.382 _bCOU
100			_aCouch, Leon W. _960581
245		0	_aDigital and analog communication systems /
260			_aPearson, _bUpper Saddle River, N.J. : _c2014
300			_axxi, 762 p. :
942			_cBK
999			_c598629 _d598629