Pham Thi Nhuan, Do Thi Thanh Huyen, and Le Thi Thom. “THOUGHT ABOUT THE WORKING MISSION OF THE WORKING CLASS IN THE WORK ‘DECLARATION OF THE COMMUNIST PARTY’ - THE MEANING OF THE PRESEN DAY”. Journal of Applied Science and Technology 21 (April 11, 2020): 93-97. Accessed April 4, 2025. http://jst.utehy.edu.vn/index.php/jst/article/view/20.