AHMAD SADIKIN DAULAY; MARLINA SIREGAR; AZIDDIN HARAHAP; JUNITA; MUHAMMAD ARDANSYAH. Effects of Principals’ Transformational Leadership and Work Motivation on Teacher Performance in Barumun Junior High Schools. Journal of Practice Learning and Educational Development , [S. l.], v. 6, n. 3, 2026. DOI: 10.58737/jpled.v6i3.1287. Disponível em: https://digitalpress.gaes-edu.com/index.php/jpled/article/view/1287. Acesso em: 9 sep. 2026.