APA (7th ed.) Citation

Bremmer, I. (2012). Every nation for itself: Winners and losers in a G-zero world. Portfolio/Penguin.

Chicago Style (17th ed.) Citation

Bremmer, Ian. Every Nation for Itself: Winners and Losers in a G-zero World. New York, New York: Portfolio/Penguin, 2012.

MLA (9th ed.) Citation

Bremmer, Ian. Every Nation for Itself: Winners and Losers in a G-zero World. Portfolio/Penguin, 2012.