APA
Bonhoeffer D., . (1967). Letters and Papers from Prison. New York: Macmillan Company.
Chicago
Bonhoeffer Dietrich, . 1967. Letters and Papers from Prison. New York: Macmillan Company.
Harvard
Bonhoeffer D., . (1967). Letters and Papers from Prison. New York: Macmillan Company.
MLA
Bonhoeffer Dietrich, . Letters and Papers from Prison. New York: Macmillan Company. 1967.
