APA (7th ed.) Citation

Krugman, P. R., & Obstfeld, M. (1994). International economics: Theory and policy (3rd ed.). HarperCollins College.

Chicago Style (17th ed.) Citation

Krugman, Paul R., and Maurice Obstfeld. International Economics: Theory and Policy. 3rd ed. New York: HarperCollins College, 1994.

MLA (8th ed.) Citation

Krugman, Paul R., and Maurice Obstfeld. International Economics: Theory and Policy. 3rd ed. HarperCollins College, 1994.

Warning: These citations may not always be 100% accurate.