Communication Patterns of Youth With Mental Retardation With and Without Their Speech-Output Communication Devices
Romski, Mary Ann, Sevcik, Rose A., Adamson, Lauren B.Volume:
104
Year:
1999
Journal:
American Journal on Mental Retardation
DOI:
10.1352/0895-8017(1999)1042.0.CO;2
File:
PDF, 659 KB
1999