@book{31126,
	author = {Bellamy, John C. ,},
	title = {Digital telephony /},
	publisher = {John Wiley & Sons,},
	year = {c2000.},
	series = {Wiley series in telecommunications and signal processing.},
	address = {New York :},
	edition = {3rd ed.},
	note = {"A Wiley-Interscience publication."}
}