DEDI PANGGABEAN. HUBUNGAN REWARD AND PUNISHMENT DENGAN MOTIVASI BELAJAR SISWA KELAS V NEGERI 124394 PEMATANG SIANTAR. Pengembangan Penelitian Pengabdian Jurnal Indonesia (P3JI), [S. l.], v. 1, n. 3, p. 38–47, 2023. Disponível em: https://jurnal.migascentral.com/index.php/p3ji/article/view/44. Acesso em: 20 jul. 2026.