NGUYEN, Thi Dung Hue. Enhancing Business Communication Proficiency among ESL Undergraduates through Project-based Learning: A Mixed-methods Inquiry. Dong Thap University Journal of Science - Social Sciences and Humanities Issue, [S. l.], v. 15, n. 7, p. 59–78, 2026. DOI: 10.52714/dthu.sch.3370.1966. Disponível em: https://dthujs.vn/index.php/sshen/article/view/3370. Acesso em: 24 oct. 2026.