APA (7th ed.) Citation

Bartholomew, J. (1989). The richest man in the world: The Sultan of Brunei. Viking.

Chicago Style (17th ed.) Citation

Bartholomew, James. The Richest Man in the World: The Sultan of Brunei. London,England: Viking, 1989.

MLA (9th ed.) Citation

Bartholomew, James. The Richest Man in the World: The Sultan of Brunei. Viking, 1989.

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