Lupa, Michael Jhan, Fonny Sangari, and Imanuel Pontorondo. 2026. “Casual Worker Performance in Supporting Operational Quality at Banquet Section of Novotel Manado”. Jurnal Studi Perhotelan Dan Pariwisata 4 (2):29-41. https://doi.org/10.35912/jspp.v4i2.7076.