Cita APA (7th ed.)
O'Connell, R. J. (1997). William James on the courage to believe (Second edition.). Fordham University Press.
Cita Chicago (17th ed.)
O'Connell, Robert J. William James on the Courage to Believe. Second edition. New York: Fordham University Press, 1997.
Cita MLA (9th ed.)
O'Connell, Robert J. William James on the Courage to Believe. Second edition. Fordham University Press, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.