APA način citiranja (7. izdanje)

Krugman, P. R., & Obstfeld, M. (2003). International economics: Theory and policy (6th ed.). Pearson Education Inc..

Čikaški stil citiranja (17. izdanje)

Krugman, Paul R., i Maurice Obstfeld. International Economics: Theory and Policy. 6th ed. Boston ; New Delhi: Pearson Education Inc., 2003.

MLA način citiranja (8. izdanje)

Krugman, Paul R., i Maurice Obstfeld. International Economics: Theory and Policy. 6th ed. Pearson Education Inc., 2003.