Chandra, Evi, Mungin Wibowo, and Sunawan Sunawan. 2019. “Cognitive Behaviour Group Counseling With Self-Instruction and Cognitive Restructuring Techniques to Improve Students’ Self-Confidence”. Islamic Guidance and Counseling Journal 2 (1), 11-17. https://doi.org/10.25217/igcj.v2i1.305.