Cita APA (7th ed.)

(2000). The possibility of practical reason / J. David Velleman.

Cita Chicago (17th ed.)

The Possibility of Practical Reason / J. David Velleman. 2000.

Cita MLA (9th ed.)

The Possibility of Practical Reason / J. David Velleman. 2000.

Atenció: Aquestes cites poden no estar 100% correctes.