Jantakul C, Siripunyanan T, Poomkong S. SKILLS OF SCHOOL ADMINISTRATORS IN THE 21ST CENTURY THAT AFFECT THE EFFECTIVENESS OF EDUCATIONAL INSTITUTIONS IN THE NAKHON RATCHASIMA SECONDARY EDUCATIONAL SERVICE AREA OFFICE. AJMBU [internet]. 2025 Jun. 17 [cited 2026 Oct. 13];14(2):96-109. available from: https://so01.tci-thaijo.org/index.php/AJMBU/article/view/280659