THE APPLICATION OF FLIPPED CLASSROOM IN TEACHING POLITICAL THEORY MODULES AT HANOI UNIVERSITY. Journal of Foreign Language Studies, [S. l.], n. 67, p. 56–65, 2021. DOI: 10.56844/tckhnn.67.90. Disponível em: http://journals.hanu.edu.vn/index.php/tckhnn/article/view/90. Acesso em: 15 jan. 2026.