AMERTADANA, Ketut Alit. The Identification of Verbal and Non Verbal Expressions Used By Waiter and Waitress in Serving Guest at Puri Bagus Hotel. Jurnal Penelitian Mahasiswa Indonesia, [S. l.], v. 4, n. 3, p. 348–363, 2024. Disponível em: https://jurnal.stkipahsingaraja.ac.id/index.php/jpmi/article/view/873. Acesso em: 5 jul. 2025.