Watts , Walter J., and Marie B. Cashion. “A Comparative Psycho-Educational Analysis of Learning Disabled and Normal Adolescents”. Canadian Journal of Education Revue Canadienne De l’éducation, vol. 8, no. 2, Jan. 1983, pp. 188-02, https://cje.journals.publicknowledgeproject.org/cje/index.php/cje-rce/article/view/8162.