APA (7th ed.) Citation

Niven, D. (2015). It's not about the shark: How to solve unsolvable problems. Icon Books Ltd.

Chicago Style (17th ed.) Citation

Niven, David. It's Not About the Shark: How to Solve Unsolvable Problems. London: Icon Books Ltd, 2015.

MLA (8th ed.) Citation

Niven, David. It's Not About the Shark: How to Solve Unsolvable Problems. Icon Books Ltd, 2015.