@book{142022,
	author = {Massachusetts Institute of Technology. Research Laboratory of Electronics. Communications Biophysics Group. and Braida, Louis D. and American Speech-Language-Hearing Association},
	title = {Hearing aids},
	publisher = {American Speech-Language-Hearing Assn.},
	year = {1979-[c1980]},
	series = {ASHA monographs ; no.},
	address = {Rockville, Md.}
}