Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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