Harris, J. C. Intellectual disability understanding its development, causes, classification, evaluation, and treatment. Oxford University Press.
Chicago-viite (17. p.)Harris, James C. Intellectual Disability Understanding Its Development, Causes, Classification, Evaluation, and Treatment. Oxford University Press.
MLA-viite (8. p.)Harris, James C. Intellectual Disability Understanding Its Development, Causes, Classification, Evaluation, and Treatment. Oxford University Press.
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