An Analysis of Speech Acts in Tourism Services at Toba Lake. Jurnal Bahasa, [S. l.], v. 25, n. 2, p. 371–400, 2025. DOI: 10.37052/jb25(2)no7. Disponível em: https://jurnal.dbp.my/index.php/jurnalbahasa/article/view/9168. Acesso em: 9 jul. 2026.