Dyfyniad APA

Bremmer, I. (2012). Every nation for itself: What happens when no one leads the world. Portfolio/Penhuin.

Dyfyniad Arddull Chicago

Bremmer, Ian. Every Nation for Itself: What Happens When No One Leads the World. New York: Portfolio/Penhuin, 2012.

Dyfyniad MLA

Bremmer, Ian. Every Nation for Itself: What Happens When No One Leads the World. Portfolio/Penhuin, 2012.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.