By FALLON KAREN   LIGHT JANICE   ACHENBACH AMY   in Augmentative & Alternative Communication

ISSN:0743-4618|19|2|74-85

Informa Healthcare‎(2003)‎

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By McNaughton David   Fallon Karen   Tod Julie   Weiner Frederick   Neisworth John   in Augmentative & Alternative Communication

ISSN:0743-4618|10|3|161-168

Informa Healthcare‎(1994)‎

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