@book{8745,
	author = {Owens, Robert E. and Metz, Dale Evan.},
	title = {Introduction to communication disorders :},
	publisher = {Pearson Education,},
	year = {c2011.},
	series = {Allyn & Bacon communication sciences and disorders series},
	address = {Upper Saddle River, N.J. :},
	edition = {4th ed.}
}