Yuting, Rao, Vorachai Viphoouparakhot, and Nitwadee Jirarotephinyo. 2023. “Managerial Guidelines for Leadership Development of Administrators in Secondary Vocational Schools under Guangzhou Province”. APHEIT International Journal of Interdisciplinary Social Sciences and Technology 12 (2):1-9. https://so04.tci-thaijo.org/index.php/ATI/article/view/262461.