On-ay, W., and C. Chatruprachewin. “NEEDS AND GUIDELINES TO LEARNING MANAGEMENT OF PRIVATE SCHOOL TEACHERS IN PHISANULOK”. Journal of MCU Nakhondhat, vol. 7, no. 9, Sept. 2020, pp. 126-37, https://so03.tci-thaijo.org/index.php/JMND/article/view/246730.