Khaokhiao, S., K. Srisuwan, and B. Weeraponkan. “Guidelines For Promotion Of Career Skills According To The Sufficiency Economy Philosophy In Sichon Educational Quality Development School Network Group 1 Under Nakhon Si Thammarat Primary Educational Service Area Office 4”. Journal of MCU Humanities Review, vol. 8, no. 1, July 2022, pp. 57-74,