By Stoner Julia   Angell Maureen   House Jennifer   Bock Stacey   in Journal of Developmental and Physical Disabilities

ISSN:1056-263X|19|1|23-39

Springer Publishing Company ‎(2007)‎

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By Beck Ann   Bock Stacey   Thompson James   Kosuwan Kullaya   in Augmentative & Alternative Communication

ISSN:0743-4618|18|4|217-227

Informa Healthcare‎(2002)‎

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