NGỌC LANThS. NGUYỄN. “Managing the English Training Quality at the Trade Union University”. Tạp chí Nghiên cứu Khoa học Công đoàn, no. 3 (September 16, 2016): 68. Accessed May 19, 2024. https://vjol.info.vn/index.php/DHCD/article/view/25186.