Chrisna, Gregorius Jhonathan Ariya, and Dwiyani Pratiwi. “Jumbled Sentences to Improve Students’ Engagement in Learning English at SMA UII Yogyakarta”. Formosa Journal of Sustainable Research 3, no. 12 (December 28, 2024): 2601–2610. Accessed April 19, 2026. https://journal.formosapublisher.org/index.php/fjsr/article/view/12652.