Style de citation APA (7e éd.)

Kort, W. A. (2001). C.S. Lewis then and now. Oxford University Press.

Style de citation Chicago (17e éd.)

Kort, Wesley A. C.S. Lewis Then and Now. New York: Oxford University Press, 2001.

Style de citation MLA (9e éd.)

Kort, Wesley A. C.S. Lewis Then and Now. Oxford University Press, 2001.