@book{31869,
	author = {Frenzel, Louis E.},
	title = {Communication electronics /},
	publisher = {Glencoe,},
	year = {c1995.},
	address = {New York :},
	edition = {2nd ed.},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy0602/93034935-d.html}
}