APA (7th ed.) Citation

Krugman, P. R. (1999). The return of depression economics (First edition.). W.W. Norton.

Chicago Style (17th ed.) Citation

Krugman, Paul R. The Return of Depression Economics. First edition. New York: W.W. Norton, 1999.

MLA (8th ed.) Citation

Krugman, Paul R. The Return of Depression Economics. First edition. W.W. Norton, 1999.