MADINA, Sarah. The Study of Speech Acts in Online Discussion Study of ELT Classroom. Modality Journal: International Journal of Linguistics and Literature, [S. l.], v. 2, n. 1, p. 40–49, 2022. DOI: 10.30983/mj.v2i1.5597. Disponível em: https://ejournal.uinbukittinggi.ac.id/index.php/modality/article/view/5597. Acesso em: 16 mar. 2026.