LUBIS, F. A. THE EFFECT OF DUOLINGO ON THE STUDENTS’ TRANSLATION MASTERY AT THE VIII GRADE OF MTS PANCA DHARMA PADANGSIDIMPUAN. Jurnal Alfa: Penelitian, Pendidikan, dan Bahasa , [S. l.], v. 1, n. 1, p. 1–8, 2023. Disponível em: https://jurnal.alfa-pustaka.id/index.php/jap2b/article/view/1. Acesso em: 15 aug. 2025.