Three professionals with Usher's syndrome speaks out / 
Linda Annala, Harry C. Anderson, Arthur Roehring. 
 - Sands Point :  [Helen Keller National Center for Deaf-Blind Youths and Adults],  1979. 
 - 44 sivua 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Usherin oireyhtymä<br/>kokemukset<br/>kuurosokeat<br/>kuurosokeus