Akarapin N. A Study of Academic Administration of The Elementary Schools in The Group Bandung District 1 Office of The District 3 Elementary Udon Thani. UDRUAJ [internet]. 2020 Dec. 18 [cited 2026 Sep. 28];8(2):118. available from: https://so06.tci-thaijo.org/index.php/UDRUAJ/article/view/240615