Using of the Politeness Principle in Dissertation Writing: Focus on the English Department of the Teacher Training College of Mbujimayi. International Journal of Scientific Research and Management (IJSRM), [S. l.], v. 11, n. 09, p. 2866–2876, 2023. DOI: 10.18535/ijsrm/v11i09.el02. Disponível em: https://ijsrm.net/index.php/ijsrm/article/view/4684.. Acesso em: 19 may. 2024.