@book{61122,
	author = {Lathi, B. P. and Ding, Zhi},
	title = {Modern digital and analog communication systems /},
	publisher = {Oxford University Press,},
	year = {2010},
	series = {Oxford series in electrical and computer engineering},
	address = {New Delhi :},
	edition = {International 4th ed. [India ed.]}
}