@book{242947,
	author = {Martin, Frederick N. and Clark, John Greer.},
	title = {Introduction to audiology.},
	publisher = {Pearson},
	year = {c2012.},
	series = {The Allyn & Bacon communication sciences and disorders series},
	address = {Upper Saddle River, N.J.},
	edition = {11th ed.}
}