000			00331nam a22001457a 4500
999			_c4405 _d4405
020			_a9788131732373
082			_a621.38 BHA
100			_aBhat Hari K N
100			_aRao Ganesh D
245			_aDigital Communications
250			_aThird Edition
260			_aNew Delhi _bPearson _c2010
650			_aApplied physics
942			_cBK