Improving Speaking Skill By Using Podcast At The Eleventh Grade Of Sma Negeri 5 Pematang Siantar . jbl [Internet]. 31 Oktober 2023 [dikutip 1 November 2025];5(2):153 – 158. Tersedia pada: http://jurnal.usi.ac.id/index.php/jbl/article/view/1038