Thanh Tuyen D. STUDY ON THE FACTORS AFFECTING THE PRACTICE OF VOCABULARY DEVELOPMENT FOR LATE-TALKING CHILDREN AGED 18-24 MONTHS BY EARLY CHILDHOOD TEACHERS IN HANOI. HNUE Journal of Science: Educational Science [Internet]. 2024 Apr. 2 [cited 2024 Dec. 26];69(2):95-108. Available from: https://hnuejs.edu.vn/es/article/view/339