Dupre, L. K. (2000). Symbols of the sacred. W.B. Eerdmans.
Lua i Stíl Chicago (17ú heag.)Dupre, Louis K. Symbols of the Sacred. Grand Rapids, Mich.: W.B. Eerdmans, 2000.
Lua MLA (8ú heag.)Dupre, Louis K. Symbols of the Sacred. W.B. Eerdmans, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.