MANALU, Abraham Torsinah; ARIATNA. Developing Listening Materials Using Educaplay Video Quiz for Seventh Grade Students at UPT SMP Negeri 17 Medan. TRANSFORM: Journal of English Language Teaching and Learning, North Sumatera, Indonesia, v. 15, n. 3, p. 165–174, 2026. DOI: 10.24114/tj.v15i3.75636. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/jelt/article/view/75636. Acesso em: 29 sep. 2026.