Dyfyniad APA

Krugman, P. (2009). The conscience of a liberal: Reclaiming America from the right. Penguin Books.

Dyfyniad Arddull Chicago

Krugman, Paul. The Conscience of a Liberal: Reclaiming America from the Right. London: Penguin Books, 2009.

Dyfyniad MLA

Krugman, Paul. The Conscience of a Liberal: Reclaiming America from the Right. Penguin Books, 2009.

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