MAHER, Kate; KING, Jim. Observing Anxiety in the Foreign Language Classroom: Student Silence and Nonverbal Cues. The Journal for the Psychology of Language Learning, [S. l.], v. 2, n. 1, p. 116–141, 2020. Disponível em: https://mail.jpll.org/index.php/journal/article/view/maher_king. Acesso em: 19 apr. 2026.