IMMANUEL, Firman. UPAYA PENINGKATAN HASIL BELAJAR SISWA MELALUI MODEL PEMBELAJARAN LANGSUNG MATA PELAJARAN MATEMATIKA KELAS VIII-4 SMPN 1 NAMORAMBE. JURNAL HANDAYANI PGSD FIP UNIMED, [S. l.], v. 6, n. 2, p. 118–123, 2017. DOI: 10.24114/jh.v6i2.6525. Disponível em: http://103.242.233.34/index.php/handayani/article/view/6525. Acesso em: 31 jan. 2025.