@book{18197,
	author = {Katz, Jack,},
	title = {Handbook of clinical audiology /},
	publisher = {Wolters Kluwer Health,},
	year = {[2009]},
	address = {Philadelphia :},
	edition = {Sixth edition.},
	url = {http://www.loc.gov/catdir/enhancements/fy1503/2014014240-d.html}
}