Appleyard Dennis R. (2013). International Economics (8th.). McGraw Hill.
Lua i Stíl Chicago (17ú heag.)Appleyard Dennis R. International Economics. 8th. New Delhi: McGraw Hill, 2013.
Lua MLA (9ú heag.)Appleyard Dennis R. International Economics. 8th. McGraw Hill, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.