Sittisiri, S., S. Onkong, and P. P. Phrakhru Pijitsupakarn. “Administrator’s Administration According to Brahmavihara 4 With the Effectiveness of Teacher’s Performance in School under Nakhon Si Thammarat Primary Educational Service Area Office 2”. Journal of MCU Humanities Review, vol. 8, no. 2, Dec. 2022, pp. 215-32, https://so03.tci-thaijo.org/index.php/human/article/view/258568.