Citazione Stile APA (7a Edizione)

Appleyard, D. R., Field, A. J., & Cobb, S. L. (2010). International economics (7th ed.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Appleyard, Dennis R., Alfred J. Field, e Steven L. Cobb. International Economics. 7th ed. New York: McGraw-Hill, 2010.

Citatione MLA (9a ed.)

Appleyard, Dennis R., et al. International Economics. 7th ed. McGraw-Hill, 2010.