Cita APA (7a ed.)
Krugman, P. R., Obstfeld, M., & Melitz, M. J. (2018). International Economics: Theory and Policy (11th Edition.). Pearson.
Cita Chicago Style (17a ed.)
Krugman, Paul R., Maurice Obstfeld, y Marc J. Melitz. International Economics: Theory and Policy. 11th Edition. Harlow: Pearson, 2018.
Cita MLA (9a ed.)
Krugman, Paul R., et al. International Economics: Theory and Policy. 11th Edition. Pearson, 2018.
Precaución: Estas citas no son 100% exactas.