Rahman, N. A., Megawati Basri dan Zulhasmi Abasa (2025) “Facilitating Students’ Vocabulary Learning by Using the Duolingo Application: A Case Study at SMP Muhammadiyah 1 Pulau Morotai”, Jurnal Pendidikan dan Pembelajaran, 4(02), hlm. 940–952. Tersedia pada: https://ojs.smkmerahputih.com/index.php/juperan/article/view/1217 (Diakses: 19 September 2025).