HIEN, N. T. T. An Appraisal Study of Social Attitudes in News Reports towards President Obama’s Visit to Vietnam. VNU Journal of Foreign Studies, [S. l.], v. 32, n. 4, 2016. Disponível em: https://jfs.ulis.vnu.edu.vn/index.php/fs/article/view/4045. Acesso em: 8 may. 2024.