CAVALHEIRO, L. Raising awareness in teacher education: from the EFL course book to other ELF-aware sources. A Cor das Letras, [S. l.], v. 18, n. Especial, p. 200–220, 2018. DOI: 10.13102/cl.v18iEspecial.2605. Disponível em: https://periodicos.uefs.br/index.php/acordasletras/article/view/2605. Acesso em: 6 jul. 2026.