Teaching specific requests : A comparative analysis on skill acquisition and preference using two augmentative and alternative communication aids / [et al.]

By: Soto, GloriaContributor(s): Belfiore, Phillip J | Scholosser, Ralf WMaterial type: TextTextDescription: 169-178Subject(s): AYUDAS EN LA COMUNICACION (PARA DISCAPACITADOS) | DESARROLLO DE HABILIDADES | RETRASO MENTAL
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Diciembre 1993
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Diciembre 1993

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