Implementation of Islamic Business Ethics in the Management of Sharia Hotel Sumber Mulya, Nunukan Regency, North Kalimantan. Jurnal Manajemen Bisnis, [S. l.], v. 10, n. 1, 2023. DOI: 10.33096/jmb.v10i1.496. Disponível em: https://jurnal.fe.umi.ac.id/index.php/JMB/article/view/496. Acesso em: 31 aug. 2025.