Lewis, P. F. (2006). Achieving best behavior for children with developmental disabilities: A step-by-step workbook for parents and carers. Jessica Kingsley.
Chicago-viite (17. p.)Lewis, Pamela Faith. Achieving Best Behavior for Children with Developmental Disabilities: A Step-by-step Workbook for Parents and Carers. London ; Philadelphia: Jessica Kingsley, 2006.
MLA-viite (9. p.)Lewis, Pamela Faith. Achieving Best Behavior for Children with Developmental Disabilities: A Step-by-step Workbook for Parents and Carers. Jessica Kingsley, 2006.
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