Augmentative & alternative communication: Supporting children & adults with complex communication needs /

Beukelman, David R.

Augmentative & alternative communication: Supporting children & adults with complex communication needs / David R. Beukelman - [Place of publication not identifed] : [publisher not identified], c2013

Supporting children & adults with complex communication needs, Augmentative

9781598571967

RC 429 .B48 2013