PIKHART, Marcel; KOBLIZKOVA, Andrea. The Central Role of Politeness in Business Communication The Appropriateness Principle as the Way to Enhance Business Communication Efficiency. Journal of Intercultural Communication, London, U.K., v. 17, n. 3, p. 1–19, 2017. DOI: 10.36923/jicc.v17i3.747. Disponível em: https://immi.se/index.php/intercultural/article/view/Pikhart-2017-3. Acesso em: 26 mar. 2026.