Poontep, W. ., Thipkrd, P. ., Damrongwattana, J. ., & Jamnongtham, M. . (2024). GROUP MANAGEMENT UNDER THE PHILOSOPHY OF SUFFICIENCY ECONOMY: A CASE STUDY WITHIN KHAN OIL GROUP OF PISON THAI HERB, PAK NAKHON SUB - DISTRICT, MUEANG DISTRICT, NAKHON SI THAMMARAT PROVINCE. Journal of Innovation for Sustainable Social Development, 1(1), 1–8. retrieved from https://so18.tci-thaijo.org/index.php/J_ISSD/article/view/106