Aunpradoem, C., Chairueang, N., & Vehachart, R. (2024). The Multi-Level Factors Educational Administration Affecting the Quality of Education in 21st Century of the School in the Office of Nakhon Si Thammarat Secondary Education Service Area . JOURNAL OF SOUTHERN TECHNOLOGY, 17(2), 65–74. retrieved from https://so04.tci-thaijo.org/index.php/journal_sct/article/view/266799