Citazione Stile APA (7a Edizione)

Appleyard, D. R., & Field, A. J. (2014). International economics (Eighth edition.). McGraw-Hill/Irwin.

Citazione stile Chigago Style (17a edizione)

Appleyard, Dennis R., e Alfred J. Field. International Economics. Eighth edition. New York, NY: McGraw-Hill/Irwin, 2014.

Citatione MLA (9a ed.)

Appleyard, Dennis R., e Alfred J. Field. International Economics. Eighth edition. McGraw-Hill/Irwin, 2014.