APA (7th ed.) Citation

Lewis, C. S., & Kilby, C. S. (1968). A mind awake: An anthology of C. S. Lewis. Bles.

Chicago Style (17th ed.) Citation

Lewis, Clive Staples, and Clyde S. Kilby. A Mind Awake: An Anthology of C. S. Lewis. London: Bles, 1968.

MLA (9th ed.) Citation

Lewis, Clive Staples, and Clyde S. Kilby. A Mind Awake: An Anthology of C. S. Lewis. Bles, 1968.