Pannakan, S., and U. Suthiyamt. “INSTRUCTIONAL LEADERSHIP OF SCHOOL ADMINISTRATORS UNDER BANGKOK METROPOLITAN”. Journal of Graduate School Sakon Nakhon Rajabhat University, vol. 21, no. 94, Sept. 2024, pp. 73-87, https://so02.tci-thaijo.org/index.php/SNGSJ/article/view/268086.