Castillo, S. A. M., De Leon, J. R., Dorado, L. B. and Gumarao, M. S. (2019) “Personal and School Factors, and the Mediating Role of School Engagement as Determinants of Student Leadership Skill: A Structural Equation Model”, Human Behavior, Development and Society, 20(1), pp. 87–94. available at: https://so01.tci-thaijo.org/index.php/hbds/article/view/157313 (accessed: 16 September 2026).