“The Effect of Principal’s Spiritual Leadership on Teachers’ Work Engagement in Junior High Schools – the Mediating Effect of Meaning and Membership”. International Journal of Management and Organization 2, no. 2 (July 18, 2024): 17–44. Accessed December 14, 2025. https://www.itip-submit.com/index.php/IJMO/article/view/IJMO-60-DOI-003.pdf.