Hari, I., Afdaliah, Budiman, A., & Haris, K. (2016). Exploring Quantum Perspective in School Leadership: A Review of Effective Principal Leadership in the Changing Nature of School Management. International Journal of Social Sciences & Educational Studies, 2(4), 38-53. https://ijsses.tiu.edu.iq/index.php/ijsses/article/view/590