Brown, D. (2009). The lost symbol. Bantam Books.
Lua i Stíl Chicago (17ú heag.)Brown, Dan. The Lost Symbol. London: Bantam Books, 2009.
Lua MLA (9ú heag.)Brown, Dan. The Lost Symbol. Bantam Books, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.