PENNOCK, Clifford D. An Analysis of the Readability of Elementary Level Books Concerning Native Canadian Indians. Canadian Journal of Education/Revue canadienne de l’éducation, [S. l.], v. 1, n. 2, p. 31–36, 1976. Disponível em: https://cje-rce.ca/index.php/cje-rce/article/view/7882. Acesso em: 4 jul. 2026.