@book{5144,
	author = {Shrader, Robert L.},
	title = {Electronic communication /},
	publisher = {Glencoe Macmillan/McGraw-Hill,},
	year = {c1991.},
	address = {Lake Forest, Ill. :},
	edition = {6th ed.},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/description/mh031/90044736.html}
}