000			00294nam a2200133Ia 4500
020			_a9788192760926
100			_aLakshmi kantham.S _99010
245			_aAnalog and digital communication
250			_a1 ed
260			_bMaguns publication
300			_bRs:200
490			_a19921
999			_c19921 _d19921
942	0	0	_03