Epstein, B. J. (2003). IAS 2003. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Epstein, Barry J. IAS 2003. John Wiley & Sons, 2003.
Lua MLA (8ú heag.)Epstein, Barry J. IAS 2003. John Wiley & Sons, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.