APA (7th ed.) Citation

Le Carre, J. (2017). The pigeon tunnel. Penguin Books.

Chicago Style (17th ed.) Citation

Le Carre, John. The Pigeon Tunnel. London: Penguin Books, 2017.

MLA (9th ed.) Citation

Le Carre, John. The Pigeon Tunnel. Penguin Books, 2017.

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