Mellarisca Nadya Nur Rosena, and Andi Hallang Lewa. “Efforts Of Guest Relations Officer Of Hotel Tentrem Semarang In Handling Guest Complaints”. International Journal of Education, Language, Literature, Arts, Culture, and Social Humanities 1, no. 3 (August 23, 2023): 52–61. Accessed November 22, 2024. https://pbsi-upr.id/index.php/ijellacush/article/view/303.