000			00380nam a2200133Ia 4500
008			220217s9999||||xx |||||||||||||| ||und||
020			_a0-07-058611-X
082			_a621.382 2 HSU
100			_aHsu, Hwei
245		0	_aAnolog and digital communications: schaum's out lines
260			_aTata mcgraw hill _bNew Delhi _c2004
300			_b485
650			_aCOMMUNICATION SYSTEM
999			_c173415 _d173415