Communication for the speechless

Bibliografische gegevens
Hoofdauteur:	Silverman, Franklin H. 1933-
Formaat:	Boek
Taal:	English
Gepubliceerd in:	Boston Allyn and Bacon c1995.
Editie:	3rd ed.
Onderwerpen:	Communication devices for people with disabilities. People with disabilities > Means of communication. Speech disorders.