SUDARDANA, I. K.; DANU ADJIANANDA, A. UPAYA ROOM SERVICE DALAM MENINGKATKAN PELAYANAN SAAT PANDEMI COVID-19 DI GRAND PURI SARON BOUTIQUE HOTEL YOGYAKARTA . JURNAL NUSANTARA, [S. l.], v. 4, n. 2, p. 14–32, 2021. Disponível em: https://jurnal.akparda.ac.id/index.php/nusantara/article/view/34. Acesso em: 22 dec. 2024.