BEATTY, Ken. From theory to textbook: Constructing language materials for young learners. Latin American Journal of Content & Language Integrated Learning, [S. l.], v. 5, n. 2, p. 13–27, 2012. DOI: 10.5294/laclil.2012.5.2.7. Disponível em: https://laclil.unisabana.edu.co/index.php/LACLIL/article/view/laclil.2012.5.2.7. Acesso em: 20 apr. 2024.