Sanga, Victor Sumua, and Khoe Yao Tung. “SERVANT LEADERSHIP LEARNING STRATEGY IMPLEMENTATION FOR SPIRITUAL FORMATION OF HIGH SCHOOL STUDENTS AT THE ATHALIA SCHOOL”. Didache: Jurnal Teologi dan Pendidikan Kristen 6, no. 1 (December 23, 2024): 37–56. Accessed April 20, 2026. https://www.jurnal.moriah.ac.id/index.php/didache/article/view/217.