000			00359nam a2200145Ia 4500
008			230711s9999||||xx |||||||||||||| ||und||
041			_aENG
082			_a4 _bCO-D
100			_aCouch,Leon W
245		0	_aDigital and analog communication system
250			_a6th Ed.
260			_c2002 _aNew Delhi _bPearson
650			_aElectronics Engineering
942			_cBK
999			_c4291 _d4291