- Preview Available
- Scholarly Journal
The Picture Exchange Communication System (PECS): What Do the Data Say?
Sulzer-Azaroff, Beth; Hoffman, Anne O; Horton, Catherine B; Bondy, Andrew; Frost, Lori.
Focus on Autism and Other Developmental Disabilities; Austin Vol. 24, Iss. 2, (Jun 2009): 89-103.
DOI:10.1177/1088357609332743
This is a limited preview of the full PDF
Try and log in through your library or institution to see if they have access.