Srisatanon, Pornpana, and Napattika Pitilerdsirikul. “Managerial Skills of Administrators in the New Normal Era that Affect the Effectiveness of Private Higher Education Institutions”. Rajapark Journal 17, no. 55 (December 27, 2023): 343–358. accessed September 13, 2026. https://so05.tci-thaijo.org/index.php/RJPJ/article/view/269007.