Pinichpong , Y., and S. Pechrpuang. “THE SERVANT LEADERSHIP OF SCHOOL ADMINISTRATORS AFFECTING TEAMWORK OF TEACHERS IN PRIVATE SCHOOL MUANG NAKHON RATCHASIMA DISTRICT”. Journal of MCU Nakhondhat, vol. 10, no. 5, May 2023, pp. 223-32, https://so03.tci-thaijo.org/index.php/JMND/article/view/269192.