Karchmer, Michael A. <br/><br/>
The use of hearing aids by hearing impaired students in the United States / 
Michael A. Karchmer and Linda A. Kirwin 
 - Washington, DC :  Gallaudet College,  1977 
 - 30 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hearing impaired students--USA