APA (7th ed.) Citation

Krugman, P. R., & Obstfeld, M. (1996). International economics: Theory and policy (3. ed., 7. [Dr.].). HarperCollins.

Chicago Style (17th ed.) Citation

Krugman, Paul R., and Maurice Obstfeld. International Economics: Theory and Policy. 3. ed., 7. [Dr.]. New York: HarperCollins, 1996.

MLA (9th ed.) Citation

Krugman, Paul R., and Maurice Obstfeld. International Economics: Theory and Policy. 3. ed., 7. [Dr.]. HarperCollins, 1996.