Purnama AA, AS AR, H. Arifin Dia. Pengaruh Penerapan Teknik Self Instruction dalam Meningkatkan Kepercayaan Diri Siswa di SMA Negeri 20 Pangkep: The Effect Of The Application Of Self Instruction Techniques In Increasing Students’ Confidence In SMA Negeri 20 Pangkep. JPPBK [Internet]. 2025 Dec. 15 [cited 2026 Jan. 14];1(1):1-10. Available from: https://journal.matappa.ac.id/index.php/JPPBK/article/view/4464