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Peer reviewedBarrett, Rowland P.; Sisson, Lori A. – Research in Developmental Disabilities, 1987
The study demonstrated the utility of the alternating treatments design in determining the most efficacious language training approach with mentally retarded children. Oral communication, total communication, and modified total communication were each used with two children in three trials. The preferred approach was consistent within each subject…
Descriptors: Children, Decision Making, Language Acquisition, Mental Retardation
Peer reviewedClarke, Sue; And Others – Journal of Applied Behavior Analysis, 1986
Total communication procedures were used with three severely mentally retarded children (mental ages 2 to 4) to examine the effects of receptive speech on the acquisition and maintenance of manual signing. Signs corresponding to known words were generally acquired faster and retained better than signs corresponding to unknown words. (Author/JW)
Descriptors: Children, Expressive Language, Manual Communication, Receptive Language


