Rahner, K. (1992). Foundations of Christian Faith: An introduction to the idea of Christianity. Crossroad.
Citazione stile Chigago Style (17a edizione)Rahner, Karl. Foundations of Christian Faith: An Introduction to the Idea of Christianity. New York: Crossroad, 1992.
Citatione MLA (9a ed.)Rahner, Karl. Foundations of Christian Faith: An Introduction to the Idea of Christianity. Crossroad, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.