Kummag P, โกวงศ์ ศ. SELF-DEVELOPMENT NEEDS OF OFFICERS IN THE FINE ARTS DEPARTMENT. TISR [internet]. 2023 Jul. 17 [cited 2025 Dec. 7];12(1):99-110. available from: https://so03.tci-thaijo.org/index.php/JIRGS/article/view/265240