Romadhona, Nur, Mungin Eddy Wibowo, and Mulawarman Mulawarman. “The Effectiveness of Mindfulness-Based Cognitive Behavior Therapy Group Counseling to Reduce Foreign Language Classroom Anxiety through Self-Efficacy in Grade IX Students of MTs PPMI Assalaam Sukoharjo”. Jurnal Bimbingan Konseling 11, no. 4 (December 30, 2022): 366-344. Accessed June 16, 2024. http://journal.unnes.ac.id/sju/jubk/article/view/65257.