Bolivar, G. (2003). Functionalism and punishment in the new Colombian penal system. Universidad Pedagógica y Tecnológica de Colombia.
Čikaški stil citiranja (17. izdanje)Bolivar, Gonzalo. Functionalism and Punishment in the New Colombian Penal System. Universidad Pedagógica y Tecnológica de Colombia, 2003.
MLA način citiranja (9. izdanje)Bolivar, Gonzalo. Functionalism and Punishment in the New Colombian Penal System. Universidad Pedagógica y Tecnológica de Colombia, 2003.
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