APA (7th ed.) Citation

Bonhoeffer, D., Goedeking, H., Heimbucher, M., & Schleicher, H. (1994). London: 1933-1935. Kaiser.

Chicago Style (17th ed.) Citation

Bonhoeffer, Dietrich, Hans Goedeking, Martin Heimbucher, and Hans-Walter Schleicher. London: 1933-1935. München: Kaiser, 1994.

MLA (9th ed.) Citation

Bonhoeffer, Dietrich, et al. London: 1933-1935. Kaiser, 1994.