American University studies. Series 16, Economics. Lang.
Lua i Stíl Chicago (17ú heag.)American University Studies. Series 16, Economics. New York ; Frankfurt am Main: Lang.
Lua MLA (8ú heag.)American University Studies. Series 16, Economics. Lang.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.