“Application of Christian Religious Education Teacher Leadership to Realize Sunday School Quality at the Batu Hidup Christian Church, Muara Karang, Jakarta”. SERVIRE: Jurnal Penelitian dan Pengabdian 2, no. 1 (Mei 30, 2022): 129–139. Diakses Oktober 14, 2026. https://jurnal.widyaagape.ac.id/index.php/servire/article/view/130.