ZA, maulizan; NASUTION, W. .; MUTIA, R. . Improving Writing Skills of Opinion Letters Using Fantastic Card: A Classroom Action Research. Almufi Journal of Language and Education, [S. l.], v. 3, n. 2, p. 28–34, 2024. Disponível em: https://almufi.com/index.php/AJLE/article/view/332. Acesso em: 16 mei. 2026.