Bui, H., H. Nguyen, T. Ha, L. Vo, and Y. Lam. “FACTORS INFLUENCING MAJOR SELECTION AMONG HIGH SCHOOL STUDENTS IN NORTHERN VIETNAM: THE MEDIATING ROLES OF CAREER IMAGE AND EMPLOYMENT OPPORTUNITY BELIEF”. GPH-International Journal of Business Management, Vol. 9, no. 03, Apr. 2026, pp. 01-11, doi:10.5281/zenodo.19484082.