Khasanah, Wanda Putri, and Ratna Prasasti Suminar. “EDUCATIONAL ONLINE GAME FOR STUDYING VOCABULARY: WORDWALL ON PUPILS’ PERCEPTIONS”. Academic Journal Perspective: Education, Language, and Literature 11, no. 2 (November 30, 2023): 129–141. Accessed December 8, 2025. http://jurnal.ugj.ac.id/index.php/Perspective/article/view/9159.