APA-viite (7. p.)

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

Chicago-viite (17. p.)

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

MLA-viite (8. p.)

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