Roth, R. J. (1973). God knowable and unknowable. Fordham University Press.
Lua i Stíl Chicago (17ú heag.)Roth, Robert J. God Knowable and Unknowable. New York: Fordham University Press, 1973.
Lua MLA (9ú heag.)Roth, Robert J. God Knowable and Unknowable. Fordham University Press, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.