APA (7th ed.) Citation

Bonhoeffer, D., Staats, R., & Bethge, E. (1991). Barcelona, Berlin, Amerika: 1928 - 1931. Werke..

Chicago Style (17th ed.) Citation

Bonhoeffer, Dietrich, Reinhart Staats, and Eberhard Bethge. "Barcelona, Berlin, Amerika: 1928 - 1931." Werke. 1991.

MLA (9th ed.) Citation

Bonhoeffer, Dietrich, et al. "Barcelona, Berlin, Amerika: 1928 - 1931." Werke., 1991.

Warning: These citations may not always be 100% accurate.