Investigating The English Speaking Skill Of The Eleventh Grade Students Of Smk Swasta 2 Tamansiswa Pematang Siantar By Using Tedxtalks Youtube channel. Bilingual : Jurnal Pendidikan Bahasa Inggris, [S. l.], v. 5, n. 2, p. 138 – 144, 2023. DOI: 10.36985/sv3m5w97. Disponível em: http://jurnal.usi.ac.id/index.php/jbl/article/view/1036. Acesso em: 10 jan. 2025.