Pham, Thi Hong Que. 《ENHANCING STUDENTS’ ENGLISH ORAL COMMUNICATION SKILLS THROUGH ROLE-PLAY ACTIVITIES: A CASE STUDY AT HANOI UNIVERSITY OF NATURAL RESOURCES AND ENVIRONMENT》. 知识学习与科学技术期刊 ISSN：2959-6386（在线） 4, no. 3 (十月 14, 2025): 119–127. 见于 七月 23, 2026. https://jklst.org/index.php/home/article/view/348.