GINTING, Kamelia Kristina Br Ginting. The Impact Of Covid-19 On The Occupancy Rate At The International Sibayak Berastagi Hotels. Jurnal Online Mahasiswa, [S. l.], v. 1, n. 4, 2023. Disponível em: https://jom.poltekparmedan.ac.id/index.php/jomph/article/view/75. Acesso em: 18 may. 2024.