Assistive communication aids - for the speech impaired 
Edited by Pam Enderly 
 - Edinburgh  Churchill Livingstone  1987 
 - 149 p. : ill. ; 25 cm. 
<br/><br/><label>ISBN: </label>0443035717 
<br/><br/><label>LCCN: </label>87-000742 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Self--help devices<br/>Speech disorders--Rehabilitation