Analisa Pengaruh SOP ( Standard Operating Procedure ) Terhadap Kinerja Waiter Dan Waitress Di In Bloom Restoran Hotel Ayaartta Malioboro Yogyakarta, Indonesia. Journal of Tourism and Economic, [S. l.], v. 4, n. 1, p. 73–84, 2021. DOI: 10.36594/jtec/wfrnje97. Disponível em: https://jurnal.stieparapi.ac.id/index.php/jtec/article/view/119.. Acesso em: 11 oct. 2025.