Krisnayana, Gusti Ngurah Oka, I Dewa Ayu Rai Sumariati, and Ni Ketut Mareni. “Food Cost Control Strategy at Hyatt Regency Bali”. Indonesian Journal of Applied and Industrial Sciences (ESA) 3, no. 5 (September 30, 2024): 623–636. Accessed June 12, 2025. https://journal.formosapublisher.org/index.php/esa/article/view/11275.