Cita APA (7th ed.)

Södersten, B. (1980). International economics (2nd ed.). St. Martin's Press.

Cita Chicago (17th ed.)

Södersten, Bo. International Economics. 2nd ed. New York: St. Martin's Press, 1980.

Cita MLA (9th ed.)

Södersten, Bo. International Economics. 2nd ed. St. Martin's Press, 1980.