@book{7819,
	author = {Leith, William, and Leith, William,},
	title = {Clinical methods in communication disorders /},
	publisher = {Pro-Ed,},
	year = {c1993.},
	address = {Austin, Tex. :},
	edition = {2nd ed.},
	note = {Rev. ed. of: Handbook of clinical methods in communication disorders. c1984.}
}