Παραπομπή σε μορφή APA (7η εκδ.)

Pettit, P. (2001). A theory of freedom: From the psychology to the politics of agency. Polity Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Pettit, Philip. A Theory of Freedom: From the Psychology to the Politics of Agency. Oxford: Polity Press, 2001.

Παραπομπή σε μορφή MLA (8th εκδ.)

Pettit, Philip. A Theory of Freedom: From the Psychology to the Politics of Agency. Polity Press, 2001.