Maher, Kate, and Jim King. “Observing Anxiety in the Foreign Language Classroom: Student Silence and Nonverbal Cues”. The Journal for the Psychology of Language Learning 2, no. 1 (July 23, 2020): 116-141. Accessed December 12, 2024. https://www.jpll.org/index.php/journal/article/view/maher_king.