Loe, A. (2022). IMPLEMENTASI MODEL PROBLEM SOLVING UNTUK MENINGKATKAN PRESTASI BELAJAR MAHASISWA PROGRAM STUDI PENDIDIKAN EKONOMI UNIVERSITAS NUSA CENDANA SAAT PANDEMI COVID-19. Journal Economic Education, Business and Accounting (JEEBA), 1(1), 40-48. Retrieved from https://ejurnal.undana.ac.id/index.php/JEEBA/article/view/6637