Beukelman, David R.
Augmentative and alternative communication management of severe communication disorders in children and adults / David R. Beukelman, Pat Mirenda - Baltimore : P.H. Brookes Pub. Co, 1992 - xi, 408 p. ; 27 cm.
1557660948
Communication devices for people with disabilities.
People with disabilities
616.85503 / A921
Augmentative and alternative communication management of severe communication disorders in children and adults / David R. Beukelman, Pat Mirenda - Baltimore : P.H. Brookes Pub. Co, 1992 - xi, 408 p. ; 27 cm.
1557660948
Communication devices for people with disabilities.
People with disabilities
616.85503 / A921
