HELLER, T.; RIZZOLO, M. K.; CALDWELL., J. Mental Retardation in America: A Historical Reader. Disability Studies Quarterly, [S. l.], v. 25, n. 2, 2005. Disponível em: https://www.osu.tests.sfulib4.publicknowledgeproject.org/index.php/dsq/article/view/568. Acesso em: 5 may. 2026.