Petroong, Chonnipa, and Chonmanee Silanookit. “Strategic Leadership in the 21st Century of School Administrators Under the Jurisdiction of the Bangkok Metropolitan Administration”. Legal State Journal 2, no. 4 (December 26, 2024): 44–54. accessed January 7, 2026. https://so19.tci-thaijo.org/index.php/LSJ/article/view/877.