Lloyd, Lyle L. <br/><br/>
Augmentative and alternative communication : a handbook of principles and practices 

 - Boston :  Allyn and Bacon,   1997. 
 - xxiv, 615 p. 
<br/><br/> Include appendix, glossary,index 
<br/><br/><label>ISBN: </label>0205198848 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication devices for people with disabilities<br/>Communicative disorders--Patients--Rehabilitation