Huiling , J. ., T. Kittikanjanasophon, and V. . Viphoouparakhot. “Professional Development of Administrators at Guangzhou 16th Middle School under Guangdong Province”. Journal of Paramita, vol. 5, no. 2, Dec. 2023, pp. 80-86, https://awut.org/ojs/index.php/paramita/article/view/253.