ลาโสพันธ์ ธ, Wannawan K, Poopayang P. Factors Affecting Personnel Management of Educational Institution Administrators Under the Jurisdiction of Chaiyaphum Primary Educational Service Area Office 1. gajasara [internet]. 2026 Sep. 12 [cited 2026 Sep. 25];17(3):213-30. available from: https://so06.tci-thaijo.org/index.php/gajasara/article/view/281130