PENINGKATAN PRESTASI BELAJAR MATEMATIKA MATERI RELASI DAN FUNGSI MELALUI MODEL NUMBERED HEADS TOGETHER. JURNAL KOULUTUS, [S. l.], v. 3, n. 2, p. 226–237, 2020. Disponível em: https://ejournal.kahuripan.ac.id/index.php/koulutus/article/view/415. Acesso em: 23 nov. 2024.