TRANG, Nguyen Quynh. Difficulties experienced by Vietnamese lecturers teaching IELTS speaking at university level and some suggested solutions. VNU Journal of Foreign Studies, [S.l.], v. 26, n. 4, dec. 2010. ISSN 2525-2445. Available at: <https://js.vnu.edu.vn/FS/article/view/2573>. Date accessed: 22 dec. 2024.