Duc Son N, Giang Thien Huong D, Thi Minh Chau D, Thi Bich Ngoc T, Thi Kim Hue H. QUALITY ACCREDITATION OF K-12 SCHOOLS: EXPERIENCES FROM SELECTED COUNTRIES AND LESSONS FOR VIETNAM. HNUE Journal of Science: Educational Science. 2025;70(3):3-15. doi:10.18173/2354-1075.2025-0046