Yuniar, Yuni, Muhammad Reza Pahlevi, and Nia Hoerniasih. 2021. “The The Role of Tongue Twister to Improve the Students’ Speaking Skill”. INTERACTION: Jurnal Pendidikan Bahasa 8 (2):335-45. https://e-journal.unimudasorong.ac.id/index.php/interactionjournal/article/view/2536.