Yustinus, Yustinus. “Model Teologi Strategis Diakonia Berbasis Pemikiran Kennon L. Callahan Bagi Gereja Di Indonesia”. SANCTUM DOMINE: JURNAL TEOLOGI 16, no. 1 (June 30, 2026): 1–20. Accessed July 1, 2026. https://journal.sttni.ac.id/index.php/SDJT/article/view/405.