STEVANI NATALINA; YUDHA WARDHANI. UPAYA PENINGKATAN KUALITAS LAYANAN LAUNDRY MELALUI PENGELOLAAN KELUHAN TAMU OLEH LAUNDRY ATTENDANT DI BEVERLY HOTEL BATAM . Journal of Innovation Research and Knowledge, [S. l.], v. 5, n. 7, p. 7753–7766, 2025. Disponível em: https://mail.bajangjournal.com/index.php/JIRK/article/view/11812. Acesso em: 7 mar. 2026.