Rahman NA, Megawati Basri, Zulhasmi Abasa. Facilitating Students’ Vocabulary Learning by Using the Duolingo Application: A Case Study at SMP Muhammadiyah 1 Pulau Morotai. JUPERAN [Internet]. 1 September 2025 [dikutip 19 September 2025];4(02):940-52. Tersedia pada: https://ojs.smkmerahputih.com/index.php/juperan/article/view/1217