Naktae S. The Skills of School Administrators in the 21st Century by the Opinions of Teacher of the Mueang Samut Prakan District Under the Samut Prakan Primary Education Service Area Office 1. LSJ [internet]. 2024 Jul. 31 [cited 2025 Jun. 15];2(3):1-12. available from: https://so19.tci-thaijo.org/index.php/LSJ/article/view/253