Klerk, E. D. D. ., and S. . Mudadigwa. “Virtues for Principals to Enact Ethical Leadership: An Education Policy Perspective”. International Journal of Learning, Teaching and Educational Research, vol. 24, no. 4, Apr. 2025, pp. 755-81, https://ijlter.net/index.php/ijlter/article/view/2299.