Παραπομπή σε μορφή APA (7η εκδ.)

Ruiz Hernández, A. F. (2011). Reflections on the operation of the system of execution of punishments and security measures. Universidad Pedagógica y Tecnológica de Colombia.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ruiz Hernández, Andrés Fernando. Reflections on the Operation of the System of Execution of Punishments and Security Measures. Universidad Pedagógica y Tecnológica de Colombia, 2011.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ruiz Hernández, Andrés Fernando. Reflections on the Operation of the System of Execution of Punishments and Security Measures. Universidad Pedagógica y Tecnológica de Colombia, 2011.