Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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