Não informado. (2011). Education and Training in Developmental Disabilities. Council for Exceptional Children, Division on Developmental Disabilities.
Chicago Style (17. basım) AtıfNão informado. Education and Training in Developmental Disabilities. Arlington, Va: Council for Exceptional Children, Division on Developmental Disabilities, 2011.
MLA (8th ed.) AtıfNão informado. Education and Training in Developmental Disabilities. Council for Exceptional Children, Division on Developmental Disabilities, 2011.
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