Trang, Le Thi Kieu. “Management of Preschool Teachers in Preschools in Thanh Liet Ward, Hanoi City, According to Professional Standards”. Tennessee Community Service International of Empowerment 3, no. 1 (January 11, 2026): 9–18. Accessed April 29, 2026. https://tcsie.org/index.php/journal/article/view/22.