Trinh Quynh Dong Nghi, Nguyen Hoang Than. STUDY ON THE CURRENT TEXTBOOKS ON VIETNAMESE FOR FOREIGNERS AND THE APPLICATION TO THE DEVELOPMENT OF TEXBOOKS ON VIETNAMESE FOR FOREIGNERS AT THE UNIVERSITY OF DANANG - UNIVERSITY OF SCIENCE AND EDUCATION. jshe [Internet]. 2019Nov.7 [cited 2024Nov.22];9(4):77-3. Available from: https://jshe.vn/index.php/jshe/article/view/117