Rahmawati WT, Harahap YM. Spelling Bee Games to Increase Students’ Vocabulary Mastery at the Islamic-Affiliated Middle Schools: An Action Research. JOLLT [Internet]. 2023 Jan. 20 [cited 2025 Sep. 29];11(1):61-7. Available from: https://ojspanel.undikma.ac.id/index.php/jollt/article/view/6758