Cita APA

Appleyard, D. R., & Dennis R. Appleyard; Alfred J. Field; Steven L. Cobb. International economics. New York: McGraw-Hill Irwin.

Chicago Style Citation

Appleyard, Dennis R., i Dennis R. Appleyard; Alfred J. Field; Steven L. Cobb. International Economics. New York: McGraw-Hill Irwin.

Cita MLA

Appleyard, Dennis R., i Dennis R. Appleyard; Alfred J. Field; Steven L. Cobb. International Economics. New York: McGraw-Hill Irwin.

Atenció: Aquestes cites poden no estar 100% correctes.