ARAFAT LUBIS, Maulana. PENGARUH MODEL PROBLEM BASED LEARNING TERHADAP CIVIC SKILLS SISWA KELAS V MIN 3 TAPANULI SELATAN. JURNAL HANDAYANI PGSD FIP UNIMED, [S. l.], v. 9, n. 2, p. 47–54, 2019. DOI: 10.24114/jh.v9i2.12018. Disponível em: http://103.242.233.34/index.php/handayani/article/view/12018. Acesso em: 31 jan. 2025.