Syahidah, Ummu, Faujia Umasugi, and Zakiah Buamona. “A Design of English Immersion Camp for Supplementing English Teaching and Learning in Indonesia”. ELS Journal on Interdisciplinary Studies in Humanities 2, no. 1 (March 28, 2019): 102–109. Accessed February 23, 2025. https://journal.unhas.ac.id/index.php/jish/article/view/6227.