Colyer, G. W. (1999). Is capital punishment a deterrent to crime?
Cita Chicago Style (17a ed.)Colyer, Greg Warren. Is Capital Punishment a Deterrent to Crime? 1999.
Cita MLA (9a ed.)Colyer, Greg Warren. Is Capital Punishment a Deterrent to Crime? 1999.
Precaución: Estas citas no son 100% exactas.