Cita APA (7a ed.)

Mintz, S., & Stauffer, J. (2007). The problem of evil: Slavery, freedom, and the ambiguities of American reform. University of Massachusetts Press.

Cita Chicago Style (17a ed.)

Mintz, Steven, y John Stauffer. The Problem of Evil: Slavery, Freedom, and the Ambiguities of American Reform. Amherst, Mass. [u.a.]: University of Massachusetts Press, 2007.

Cita MLA (8a ed.)

Mintz, Steven, y John Stauffer. The Problem of Evil: Slavery, Freedom, and the Ambiguities of American Reform. University of Massachusetts Press, 2007.