APA (7th ed.) Citation

Tillich, P. (2014). The courage to be (Third edition.). Yale University Press.

Chicago Style (17th ed.) Citation

Tillich, Paul. The Courage to Be. Third edition. New Haven: Yale University Press, 2014.

MLA (9th ed.) Citation

Tillich, Paul. The Courage to Be. Third edition. Yale University Press, 2014.