APA (7th ed.) Citation

Lewis, C. S. (2005). The last battle. HarperCollins Publisher.

Chicago Style (17th ed.) Citation

Lewis, C. S. The Last Battle. New York: HarperCollins Publisher, 2005.

MLA (9th ed.) Citation

Lewis, C. S. The Last Battle. HarperCollins Publisher, 2005.

Warning: These citations may not always be 100% accurate.