ENGLISH KEREN REK (EKR) WEB BASE GAME APPLICATION MODEL TO ENRICH X GRADE STUDENTS’ ENGLISH GRAMMAR ACHIEVEMENT. JOSAR (Journal of Students Academic Research), [S. l.], v. 4, n. 1, p. 107–120, 2019. DOI: 10.35457/josar.v4i1.783. Disponível em: https://ejournal.unisbablitar.ac.id/index.php/josar/article/view/783. Acesso em: 31 jan. 2026.