CREDÉ, Marcus; TYNAN, Michael C. Should Language Acquisition Researchers Study “Grit”? A Cautionary Note and Some Suggestions. The Journal for the Psychology of Language Learning, [S. l.], v. 3, n. 2, p. 37–44, 2021. Disponível em: https://mail.jpll.org/index.php/journal/article/view/72. Acesso em: 8 oct. 2025.