PARRISH, Abigail; VERNON, Jessica. Measuring Motivation in English Schools: The Appeal of Self-Determination Theory. The Journal for the Psychology of Language Learning, [S. l.], v. 4, n. 1, 2022. Disponível em: https://mail.jpll.org/index.php/journal/article/view/112. Acesso em: 8 oct. 2025.