Kaufmann, W. (1961). Critique of religion and philosophy: By Walter Kaufmann. Doubleday.
Lua i Stíl Chicago (17ú heag.)Kaufmann, Walter. Critique of Religion and Philosophy: By Walter Kaufmann. New York: Doubleday, 1961.
Lua MLA (8ú heag.)Kaufmann, Walter. Critique of Religion and Philosophy: By Walter Kaufmann. Doubleday, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.