IRMA WATI; WIWIED PRATIWI; ALOUZI. The Effectiveness of Duolingo as A Medium Vocabulary Learning for Vocational School . Journal of English Development, [S. l.], v. 5, n. 2, p. 268–280, 2025. DOI: 10.25217/jed.v5i2.5717. Disponível em: https://journal.iaimnumetrolampung.ac.id/index.php/jed/article/view/5717. Acesso em: 1 mar. 2026.