APA (7th ed.) Citation

Bowden, O. (2015). Underworld. Penguin Books.

Chicago Style (17th ed.) Citation

Bowden, Oliver. Underworld. London: Penguin Books, 2015.

MLA (9th ed.) Citation

Bowden, Oliver. Underworld. Penguin Books, 2015.

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