Giovani Br Lubis, Meikardo Samuel Prayuda, and Fiber Yun Almanda Ginting. 2025. “The Effectiveness of Gamification Technique to Students’ English Vocabulary Acquisition for Seventh Grade Junior High School Students at SMP N 31 Medan: Penelitian”. Jurnal Pengabdian Masyarakat Dan Riset Pendidikan 4 (1):2827-32. https://doi.org/10.31004/jerkin.v4i1.2059.