Cita APA (7a ed.)

Krugman, P. R., Obstfeld, M., & Melitz, M. J. (2015). International economics: Theory and policy (Global and Tenth edition.). Pearson.

Cita Chicago Style (17a ed.)

Krugman, Paul R., Maurice Obstfeld, y Marc J. Melitz. International Economics: Theory and Policy. Global and Tenth edition. Boston: Pearson, 2015.

Cita MLA (8a ed.)

Krugman, Paul R., et al. International Economics: Theory and Policy. Global and Tenth edition. Pearson, 2015.