APA (7th ed.) Citation

Krugman, P. R. (1993). What do we need to know about the international monetary system? Internat. Finance Sect., Dep. of Economics, Princeton Univ.

Chicago Style (17th ed.) Citation

Krugman, Paul R. What Do We Need to Know About the International Monetary System? Princeton, NJ: Internat. Finance Sect., Dep. of Economics, Princeton Univ, 1993.

MLA (9th ed.) Citation

Krugman, Paul R. What Do We Need to Know About the International Monetary System? Internat. Finance Sect., Dep. of Economics, Princeton Univ, 1993.