APA (7th ed.) Citation

Le Carré, J. (2012). The looking glass war. Penguin Books.

Chicago Style (17th ed.) Citation

Le Carré, John. The Looking Glass War. New York, New York: Penguin Books, 2012.

MLA (8th ed.) Citation

Le Carré, John. The Looking Glass War. Penguin Books, 2012.

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