Sirikit, S. (2025) “The Development Of A Learning Management Model To Promote The Productivity Competencies Related To Citizenship, Culture, And Daily Life In Society For 2nd-Year High School Students At Phayakphum Wittayakhan School”, Mahachula Academic Journal. Bangkok, Thailand, 12(3), pp. 290–307. available at: https://so04.tci-thaijo.org/index.php/JMA/article/view/283433 (accessed: 28 August 2026).