APA-viite (7. p.)
Spanring, P., & Clements, K. W. (2014). Dietrich Bonhoeffer and Arnold Köster: Two distinct voices in the midst of Germany's Third Reich turmoil. The Lutterworth Press.
Chicago-viite (17. p.)
Spanring, Paul, ja K. W. Clements. Dietrich Bonhoeffer and Arnold Köster: Two Distinct Voices in the Midst of Germany's Third Reich Turmoil. Cambridge, [England]: The Lutterworth Press, 2014.
MLA-viite (9. p.)
Spanring, Paul, ja K. W. Clements. Dietrich Bonhoeffer and Arnold Köster: Two Distinct Voices in the Midst of Germany's Third Reich Turmoil. The Lutterworth Press, 2014.
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