Improving Speaking Skill by Debate Method aT Grade 8 SMP Swasta Muhammadiyah 21 Serbelawan. Bilingual : Jurnal Pendidikan Bahasa Inggris, [S. l.], v. 7, n. 2, p. 143 – 152, 2025. DOI: 10.36985/xwsps974. Disponível em: http://jurnal.usi.ac.id/index.php/jbl/article/view/2001. Acesso em: 31 okt. 2025.