Tillich, P. (1966). Systematic theology. University of Chicago Press.
Cita Chicago Style (17a ed.)Tillich, Paul. Systematic Theology. Chicago: University of Chicago Press, 1966.
Cita MLA (9a ed.)Tillich, Paul. Systematic Theology. University of Chicago Press, 1966.
Precaución: Estas citas no son 100% exactas.