The effectiveness of using riddle game on vocabulary mastery of the ninth graders at MTs Ma’arif NU 1 Ajibarang Banyumas. Conference on English Language Teaching, [S. l.], p. 167–174, 2025. DOI: 10.24090/celti.2025.1355. Disponível em: https://proceedings.uinsaizu.ac.id/index.php/celti/article/view/1355. Acesso em: 14 jul. 2026.