Gordon, M. (2005). Pearl. Pantheon Books.
Lua i Stíl Chicago (17ú heag.)Gordon, Mary. Pearl. New York: Pantheon Books, 2005.
Lua MLA (9ú heag.)Gordon, Mary. Pearl. Pantheon Books, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.