“The Effectiveness of Using Picture Strategy in Improving Speaking Abilty At The Second Grade Of SMA Negeri 3 Pematangsiantar”. Bilingual : Jurnal Pendidikan Bahasa Inggris 4, no. 1 (April 25, 2022): 18–23. Accessed January 10, 2025. http://jurnal.usi.ac.id/index.php/jbl/article/view/1004.