Dawson, C. (1938). Progress and religion: An historical inquiry. Sheed and Ward.
Lua i Stíl Chicago (17ú heag.)Dawson, Christopher. Progress and Religion: An Historical Inquiry. New York: Sheed and Ward, 1938.
Lua MLA (8ú heag.)Dawson, Christopher. Progress and Religion: An Historical Inquiry. Sheed and Ward, 1938.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.