Aryanti, L., Agustiani, M., & Afifah, N. (2026). STUDENTS’ PERCEPTIONS ON THE USE OF DUOLINGO AS GAMIFICATION TOWARD THEIR VOCABULARY MASTERY AT MTS AK-FAKHRIYAH BATURAJA. LEAD (Language, Education And Development), 5(1), 61 - 69. doi:10.20884/1.lead.2026.5.1.17146