Za, Maulizan, Sri Wahyuni, dan Cut Yuslinar. “Jumble Word Game to Improve Student Understanding of Passive Voice: A Classroom Action Research”. Almufi Journal of Language and Education 3, no. 1 (Januari 11, 2024): 6–12. Diakses Mei 16, 2026. https://almufi.com/index.php/AJLE/article/view/270.