Phuong Anh, Vu. “COMMON EUROPEAN FRAMEWORK (CEF) AND THE IMPROVEMENT OF ENGLISH LANGUAGE TRAINING PROGRAMS IN VIETNAM NATIONAL UNIVERSITY HO CHI MINH CITY”. Science and Technology Development Journal 9, no. 10 (October 31, 2006): 31-48. Accessed July 22, 2024. https://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/2940.