APA (7th ed.) Citation

Haddon, M., & Shakespeare, W. (2019). The porpoise: A novel (First edition.). Doubleday.

Chicago Style (17th ed.) Citation

Haddon, Mark, and William Shakespeare. The Porpoise: A Novel. First edition. New York: Doubleday, 2019.

MLA (8th ed.) Citation

Haddon, Mark, and William Shakespeare. The Porpoise: A Novel. First edition. Doubleday, 2019.

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