Lupa, Michael Jhan, Fonny Sangari, and Imanuel Pontorondo. “Casual Worker Performance in Supporting Operational Quality at Banquet Section of Novotel Manado”. Jurnal Studi Perhotelan dan Pariwisata 4, no. 2 (March 5, 2026): 29–41. Accessed September 11, 2026. https://journals.goodwoodpub.com/index.php/jspp/article/view/7076.