Bank of England Quarterly Bulletin. Bank of England Publications Group.
Lua i Stíl Chicago (17ú heag.)Bank of England Quarterly Bulletin. Bank of England Publications Group.
Lua MLA (9ú heag.)Bank of England Quarterly Bulletin. Bank of England Publications Group.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.