کتاب های David R. Beukelman
![Augmentative and Alternative Communication: Supporting Children and Adults with Complex Communication Needs](http://cdn.ketabkoo.com/covers/13/1353708-n.jpg)
Augmentative and Alternative Communication: Supporting Children and Adults with Complex Communication Needs
David Beukelman, Pat Mirenda, 2012![Augmentative and Alternative Communication: Supporting Children and Adults with Complex Communication Needs](http://cdn.ketabkoo.com/covers/14/1446327-n.jpg)
Augmentative and Alternative Communication: Supporting Children and Adults with Complex Communication Needs
David R. Beukelman, Janice C. Light, 2020![Management of Motor Speech Disorders in Children and Adults](http://cdn.ketabkoo.com/covers/16/1682334-n.jpg)