APA (7th ed.) Citation

Walter, I., & Areskoug, K. (1981). International economics (3rd ed.). John Wiley.

Chicago Style (17th ed.) Citation

Walter, Ingo, and Kaj Areskoug. International Economics. 3rd ed. New York: John Wiley, 1981.

MLA (9th ed.) Citation

Walter, Ingo, and Kaj Areskoug. International Economics. 3rd ed. John Wiley, 1981.