SALSABILA LAHJI. Improving English Learning Motivation With the English App Duolingo. Morfologi : Jurnal Ilmu Pendidikan, Bahasa, Sastra dan Budaya, [S. l.], v. 2, n. 5, p. 194–203, 2024. DOI: 10.61132/morfologi.v2i5.947. Disponível em: https://journal.aspirasi.or.id/index.php/morfologi/article/view/947. Acesso em: 21 apr. 2025.