APA (7th ed.) Citation

Krugman, P. R., & Obstfeld, M. (1994). International economics: Theory and policy. Harper Collins College Publ.

Chicago Style (17th ed.) Citation

Krugman, Paul R., and Maurice Obstfeld. International Economics: Theory and Policy. New York, NY: Harper Collins College Publ, 1994.

MLA (9th ed.) Citation

Krugman, Paul R., and Maurice Obstfeld. International Economics: Theory and Policy. Harper Collins College Publ, 1994.

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