HARIANJA , Sri Rahayu; SIAHAAN , Monalisa; PASARIBU , Kondios M; MANURUNG , Lastri wahyuni. Upaya Peningkatan Disiplin Belajar Mata Pelajaran Ppkn Pada Siswa Kelas VII Hang Tuah 2 Titi Papan Tahun 2023. Innovative: Journal Of Social Science Research, [S. l.], v. 3, n. 2, p. 6841–6851, 2023. Disponível em: https://j-innovative.org/index.php/Innovative/article/view/1116. Acesso em: 10 may. 2026.