MUNA, Bashrul. PENERAPAN PROBLEM BASED LEARNING BERBANTUAN MEDIA KONKRET UNTUK MENINGKATKAN AKIVITAS DAN HASIL BELAJAR SISWA KELAS IV SD SUPRIYADI 02. Prosiding Seminar Nasional Pendidikan Profesi Guru, [S. l.], v. 1, n. 2, p. 3118–3125, 2023. Disponível em: https://conference.upgris.ac.id/index.php/psnppg/article/view/5476. Acesso em: 5 dec. 2025.