A. Gama J, Jusuf H, Akhmad Z. Improving Students’ Speaking Ability Though Problem Solving Strategy at the ninth grade of SMP Negeri 2 Momunu. JETLI [Internet]. 2023 Nov. 30 [cited 2024 Dec. 22];2(3):106-21. Available from: https://ejournal.iaingorontalo.ac.id/index.php/JETLI/article/view/1333