Bonhoeffer, D., Heckel, T., & Lebrecht, H. (2003). Briefwechsel Dietrich Bonhoeffer - Heinrich Lebrecht 1934-1935. Dietrich-Bonhoeffer-Jahrbuch, 1, 13-19.
芝加哥风格引文Bonhoeffer, Dietrich, Theodor Heckel, 与 Heinrich Lebrecht. "Briefwechsel Dietrich Bonhoeffer - Heinrich Lebrecht 1934-1935." Dietrich-Bonhoeffer-Jahrbuch 1 (2003): 13-19.
MLA引文Bonhoeffer, Dietrich, et al. "Briefwechsel Dietrich Bonhoeffer - Heinrich Lebrecht 1934-1935." Dietrich-Bonhoeffer-Jahrbuch, vol. 1, 2003, pp. 13-19.
警告：这些引文格式不一定是100％准确.