Cita APA (7a ed.)
Speak, D. (2015). The problem of evil. Polity Press.
Cita Chicago Style (17a ed.)
Speak, Daniel. The Problem of Evil. Cambridge, UK ; Malden, MA: Polity Press, 2015.
Cita MLA (9a ed.)
Speak, Daniel. The Problem of Evil. Polity Press, 2015.
Precaución: Estas citas no son 100% exactas.