Umbola, Hertila, Mister G. Maru, and Paula Hampp. “IMPROVING STUDENTS’ VOCABULARY BY USING WORD GAME APPLICATION”. SoCul: International Journal of Research in Social Cultural Issues 2, no. 5 (July 21, 2023): 668–675. Accessed December 2, 2025. https://ejurnal.unima.ac.id/index.php/socul/article/view/7241.