Aristotle & Ross, W. D. (2001). Metaphysics. Virginia Tech.
Cita Chicago (17th ed.)Aristotle i W. D. Ross. Metaphysics. Blacksburg, VA: Virginia Tech, 2001.
Cita MLA (9th ed.)Aristotle i W. D. Ross. Metaphysics. Virginia Tech, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.