PROCTOR, Len. Scary Poems for Rotten Kids. Canadian Journal of Learning and Technology, [S. l.], v. 20, n. 2, 1991. DOI: 10.21432/cjlt28736. Disponível em: https://cjlt.ca/index.php/cjlt/article/view/28736. Acesso em: 23 apr. 2026.