Miranda, Miranda, and Ali Daud Hasibuan. “The Effectiveness of Group Guidance Services With Rational Emotive Imagery (REI) Techniques to Increase Students’ Self-Confidence at Madrasah Tsanawiyah Hifzil Qur’an Foundation Islamic Center North Sumatera”. Journal of Educational Sciences 9, no. 4 (July 15, 2025): 2853–2863. Accessed April 22, 2026. https://jes.ejournal.unri.ac.id/index.php/JES/article/view/842.