SIREGAR, Alfitriani. M-LEARNING DEVICE: USING VIDEO TO IMPROVE STUDENTS’ WRITING SKILL. JETLi: Journal of English Teaching and Linguistics, [S. l.], v. 1, n. 1, p. 1–14, 2020. DOI: 10.55616/jetli.v1i1.8. Disponível em: https://ejournal.unida-aceh.ac.id/jetli/article/view/8. Acesso em: 4 jun. 2026.