Não informado. (2011). Education and Training in Developmental Disabilities. Council for Exceptional Children, Division on Developmental Disabilities.
Citação do estilo Chicago (17ª ed.)Não informado. Education and Training in Developmental Disabilities. Arlington, Va: Council for Exceptional Children, Division on Developmental Disabilities, 2011.
Citação MLA (8ª ed.)Não informado. Education and Training in Developmental Disabilities. Council for Exceptional Children, Division on Developmental Disabilities, 2011.
警告：這些引文格式不一定是100％准確.