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ellin siegel causey
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Enhancing nonsymbolic communication interactions among learners with severe disabilities
Ellin Siegel-Causey · P.H. Brookes
208 sayfa · 1989
Children with mental disabilities / Education / Means of communication / Communication / Learning disabilities
Enhancing Interactions Between Service Providers and Individuals Who are Severely Multiply Disabled
Ellin Siegel-Causey and Doug Guess · University of Kansas
118 sayfa · 1988
Multiple Disabilities; Services for People with Disabilities