The Principal’s Leadership in Building a Culture of Discipline at School Background: A Case Study of Public Elementary School 065/XI in Desa Baru Debai. JURNAL MUARA OLAHRAGA, [S. l.], v. 8, n. 2, p. 237–251, 2006. DOI: 10.52060/jmo.v8i2.4257. Disponível em: https://ejournal.ummuba.ac.id/index.php/pjkr/article/view/4257. Acesso em: 20 sep. 2026.