Ariana IGG, Adi IASP, Darmaputra PGE. Improving the Quality of Guest Room Cleaning Services at Conrad Bali Resort & Spa. jotha [Internet]. 2025 Dec. 15 [cited 2026 Feb. 10];2(2):90-9. Available from: https://ejournal.headwaytest.co.id/index.php/jotha/article/view/37