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Ziomek, M. M.; Rehfeldt, R. A. – Analysis of Verbal Behavior, 2008
This study compared the total amount of training time and total number of trial blocks for individuals with severe developmental disabilities to acquire mands under control of unconditioned establishing operations and mands under control of transitive conditioned establishing operations for manual sign and for the Picture Exchange Communication…
Descriptors: Developmental Disabilities, Generalization, Comparative Analysis, Severe Disabilities