R. Purwanto, Hudi, Rasdi Ekosiswoyo, and Titi Prihatin. “Organizational Culture-Based “Among” System Leadership Model in High School of Yogyakarta City”. The Journal of Educational Development 5, no. 3 (October 3, 2017): 365-377. Accessed November 22, 2024. https://journal.unnes.ac.id/sju/jed/article/view/18124.