Oktari, Eskananti Intan, Basikin Basikin, and Nasir Umar. “Enhancing Speaking Skills of Senior High School Students Using Sims Freeplay”. International Journal of Contemporary Studies in Education 4, no. 1 (February 24, 2025): 60–72. Accessed October 12, 2025. https://journals.eduped.org/index.php/ijcse/article/view/1326.