UPAYA MENINGKATKAN MOTIVASI DAN HASIL BELAJAR EKONOMI MELALUI MODEL PROBLEM BASED LEARNING PBL PESERTA DIDIK KELAS X 5 SMAN 3 LUWU UTARA. jpe-unima [Internet]. 2025 Oct. 23 [cited 2026 Mar. 4];4(1s):7 15. Available from: https://ejurnal.unima.ac.id/index.php/jpe-unima/article/view/8121