APA-Zitierstil (7. Ausg.)

Krugman, P. R., & Obstfeld, M. (1994). Study guide to accompany International economics: Theory and policy (3. ed.). HarperCollins.

Chicago-Zitierstil (17. Ausg.)

Krugman, Paul R., und Maurice Obstfeld. Study Guide to Accompany International Economics: Theory and Policy. 3. ed. New York: HarperCollins, 1994.

MLA-Zitierstil (9. Ausg.)

Krugman, Paul R., und Maurice Obstfeld. Study Guide to Accompany International Economics: Theory and Policy. 3. ed. HarperCollins, 1994.