Rueangsen, Kittiphum, and Supawadee Lapcharoen. 2023. “School Administrators’ Competencies in the Digital Age under the Secondary Educational Service Area Office Bangkok 2”. Education Journal Faculty of Education, Nakhon Sawan Rajabhat University 6 (2). Nakhon Sawan,Thailand:60-71. https://doi.org/10.2774.EDU2023.2.260201.