Zaini, Zuriani Hanim, and Mahaliza Mansor. “The Influence of the Transformational Leadership of the Headmasters on the Professional Development of Preschool Teachers”. Jurnal Manajemen Pendidikan : Jurnal Ilmiah Administrasi, Manajemen dan Kepemimpinan Pendidikan 3, no. 1 (April 26, 2021): 56–74. Accessed May 11, 2025. https://journal.uny.ac.id/index.php/jmp/article/view/34850.