APA (7th ed.) Citation

Bonhoeffer, D., & Bethge, E. (1965). Ethics (3th printing.). The Macmillan Company.

Chicago Style (17th ed.) Citation

Bonhoeffer, Dietrich, and Eberhard Bethge. Ethics. 3th printing. New York: The Macmillan Company, 1965.

MLA (9th ed.) Citation

Bonhoeffer, Dietrich, and Eberhard Bethge. Ethics. 3th printing. The Macmillan Company, 1965.