THU, Aung Si. Autonomous learning materials of structure and written expression for TOEFL preparation. LingTera, [S. l.], v. 6, n. 1, p. 62–72, 2019. DOI: 10.21831/lt.v6i1.15919. Disponível em: https://journal.uny.ac.id/index.php/ljtp/article/view/15919. Acesso em: 5 jun. 2025.