Augmentative communication an introduction
edited by Sarah W. Blackstone
- 1st ed.
- Maryland American Speech-Language-Hearing Association 1986
- xiii,505p. ill. 28 cm.
Includes bibliographies
0910329362
Communication device
616.85 / BLA/1986
Includes bibliographies
0910329362
Communication device
616.85 / BLA/1986