Haberler, G. (1954). Currency convertibility. American Enterprise Association.
Lua i Stíl Chicago (17ú heag.)Haberler, Gottfried. Currency Convertibility. New York: American Enterprise Association, 1954.
Lua MLA (8ú heag.)Haberler, Gottfried. Currency Convertibility. American Enterprise Association, 1954.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.