CLIFTON, Rodney A.; COVERT, James. The Effects of an Experimental Program on the Motivation and Self-Concept of Student Teachers. Canadian Journal of Education/Revue canadienne de l’éducation, [S. l.], v. 2, n. 2, p. 23–32, 1977. Disponível em: https://cje-rce.ca/index.php/cje-rce/article/view/7916. Acesso em: 6 jul. 2026.