APA Citation

Krugman, P. R., Obstfeld, M., & Melitz, M. J. International economics: Theory and policy (Eleventh edition.).

Chicago Style Citation

Krugman, Paul R., Maurice Obstfeld, and Marc J. Melitz. International Economics: Theory and Policy. Eleventh edition.

MLA Citation

Krugman, Paul R., Maurice Obstfeld, and Marc J. Melitz. International Economics: Theory and Policy. Eleventh edition.

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