APPLEYARD, D. R. (2014). International economics. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)APPLEYARD, Dennis R. International Economics. McGraw-Hill, 2014.
Lua MLA (9ú heag.)APPLEYARD, Dennis R. International Economics. McGraw-Hill, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.