Bartley, W. W. (1971). Morality and religion. Macmillan St. Martin's Press.
Lua i Stíl Chicago (17ú heag.)Bartley, William Warren. Morality and Religion. [London] [New York]: Macmillan St. Martin's Press, 1971.
Lua MLA (8ú heag.)Bartley, William Warren. Morality and Religion. Macmillan St. Martin's Press, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.