Ballantyne, John C. <br/><br/>
Deafness / 
By John Ballantyne 
 - 3rd ed. 
 - New York :  Churchill Livingstone,  1977 
 - 250 p. :  ill. ;  22 cm. 
<br/><br/><label>ISBN: </label>044301602X 
<br/><br/><label>LCCN: </label>77-3104 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Deafness