The Influence f Joining English Club Toward Studets Speaking Ability at 8TH Grade in UPTD SMP Negeri 6 Pematang Siantar. jbl [Internet]. 29 Oktober 2025 [dikutip 23 Februari 2026];7(2):176 – 183. Tersedia pada: https://jurnal.usi.ac.id/index.php/jbl/article/view/2006