Cita APA (7th ed.)
Lewis, C. S. (1944). The Case for Christianity. Macmillan.
Cita Chicago (17th ed.)
Lewis, C. S. The Case for Christianity. New York: Macmillan, 1944.
Cita MLA (9th ed.)
Lewis, C. S. The Case for Christianity. Macmillan, 1944.
Atenció: Aquestes cites poden no estar 100% correctes.