Strong, S. (2011). Forgotten origin. University Press of America.
Lua i Stíl Chicago (17ú heag.)Strong, Steven. Forgotten Origin. Lanham, Md.: University Press of America, 2011.
Lua MLA (9ú heag.)Strong, Steven. Forgotten Origin. University Press of America, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.