Não informado. (1991). Economic & Financial Computing. European Economics and Financial Centre.
Lua i Stíl Chicago (17ú heag.)Não informado. Economic & Financial Computing. London: European Economics and Financial Centre, 1991.
Lua MLA (8ú heag.)Não informado. Economic & Financial Computing. European Economics and Financial Centre, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.