Krugman, P. (2009). The return of depression economics and the crisis of 2008. W. W. Norton & Company.
Chicago Style (17. basım) AtıfKrugman, Paul. The Return of Depression Economics and the Crisis of 2008. New York: W. W. Norton & Company, 2009.
MLA (9th ed.) AtıfKrugman, Paul. The Return of Depression Economics and the Crisis of 2008. W. W. Norton & Company, 2009.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..