MANULLANG, D. Kajian Tingkat Pelayanan Penumpang di Terminal Penumpang Pelabuhan Belawan. Ilmiah Manajemen Bisnis, [S. l.], v. 7, n. 3, 2014. Disponível em: https://ejournal.ukrida.ac.id/index.php/IMB/article/view/526. Acesso em: 5 dec. 2024.