Não informado. (2009). American Economic Journal. American Economic Association.
Lua i Stíl Chicago (17ú heag.)Não informado. American Economic Journal. Nashville, Tenn: American Economic Association, 2009.
Lua MLA (8ú heag.)Não informado. American Economic Journal. American Economic Association, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.