APA (7th ed.) Citation

Krugman, P. (2009). The return of depression economics and the crisis of 2008. W.W. Norton.

Chicago Style (17th ed.) Citation

Krugman, Paul. The Return of Depression Economics and the Crisis of 2008. W.W. Norton, 2009.

MLA (8th ed.) Citation

Krugman, Paul. The Return of Depression Economics and the Crisis of 2008. W.W. Norton, 2009.

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