Yosjaya, Briyan, and Khoe Yao Tung. “The Role Of Transformational Leadership In Developing Teacher Pedagogic Competence In XYZ School North Jakarta”. Jurnal Pendidikan Tambusai, vol. 7, no. 2, July 2023, pp. 9318-23, doi:10.31004/jptam.v7i2.7811.