Cita APA (7a ed.)

Espejo, R. (2003). Does capital punishment deter crime? Greenhaven Press.

Cita Chicago Style (17a ed.)

Espejo, Roman. Does Capital Punishment Deter Crime? San Diego, Calif. [u.a.]: Greenhaven Press, 2003.

Cita MLA (9a ed.)

Espejo, Roman. Does Capital Punishment Deter Crime? Greenhaven Press, 2003.

Precaución: Estas citas no son 100% exactas.