The Implementation Multimedia As A Teaching Method To Improve The Speaking Ability Of Tenth Grade At Sma Negeri 5 Pematang Siantar. jbl [Internet]. 2023 Oct. 31 [cited 2025 Jan. 10];5(2):159-65. Available from: http://jurnal.usi.ac.id/index.php/jbl/article/view/1039