Roberts, N. (2006). Valley of silence. Jove.
Lua i Stíl Chicago (17ú heag.)Roberts, Nora. Valley of Silence. New York: Jove, 2006.
Lua MLA (9ú heag.)Roberts, Nora. Valley of Silence. Jove, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.