APA引文

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引文

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