Andrew S. Finstuen tarafından yazılan Original Sin and Everyday Protestants: The Theology of Reinhold Niebuhr, Billy Graham, and Paul Tillich in an Age of Anxiety. JAST. Published online 01 Ekim 2009:161-162. Erişim Kasım 5, 2026. https://jast.org.tr/index.php/main/article/view/2000