Cita APA (7a ed.)

Pannenberg, W., & Crim, K. (1981). Ethics. Westminster [etc.].

Cita Chicago Style (17a ed.)

Pannenberg, Wolfhart, y Keith Crim. Ethics. Philadelphia [etc.]: Westminster [etc.], 1981.

Cita MLA (9a ed.)

Pannenberg, Wolfhart, y Keith Crim. Ethics. Westminster [etc.], 1981.