NURJANAH, FITRI. “A Case Study of Speaking Abilities Used by 8th Graders in SMPN 13 Surabaya”. RETAIN : Journal of Research in English Language Teaching 7, no. 1 (January 10, 2019). Accessed April 30, 2024. https://ejournal.unesa.ac.id/index.php/retain/article/view/26517.