Nur Aisyah Merlin, Eliza. A Comparative Study On Speaking Skill Between Extrovert And Introvert Students At The Second Grade Of SMAN 3 Bukittinggi. PESHUM [Internet]. 2023 Aug. 1 [cited 2026 Sep. 18];2(5):886-94. Available from: http://mail.ulilalbabinstitute.id/index.php/PESHUM/article/view/2219