Prasetya, Heri. “The Application of Transformational Leadership Method to Create a Healthy School ”. Ideguru: Jurnal Karya Ilmiah Guru 6, no. 1 (March 15, 2021): 17-26. Accessed March 29, 2024. https://jurnal-dikpora.jogjaprov.go.id/index.php/jurnalideguru/article/view/183.