On-ay, Wuttikrai, and Chalong Chatruprachewin. 2020. “NEEDS AND GUIDELINES TO LEARNING MANAGEMENT OF PRIVATE SCHOOL TEACHERS IN PHISANULOK”. Journal of MCU Nakhondhat 7 (9). Nakhon Si Thammarat, Thailand:126-37. https://so03.tci-thaijo.org/index.php/JMND/article/view/246730.