CHARMILASARI. Modalitas pada Wacana Kelas: Kajian Linguistik Sistemik Fungsional . Jurnal Onoma: Pendidikan, Bahasa, dan Sastra, [S. l.], v. 4, n. 2, p. 138–156, 2018. DOI: 10.30605/onoma.v4i2.163. Disponível em: https://e-journal.my.id/onoma/article/view/163. Acesso em: 18 aug. 2025.