Upatanisho wa imani na sayansi
Appleby, R. Scott. Between Americanism and Modernism; John Zahm and Theistic Evolution, in Critical Issues in American Religious History: A Reader, Ed. by Robert R. Mathisen, 2nd revised edn., Baylor University Press, 2006, ISBN|1-932792-39-2, ISBN|978-1-932792-39-3. Google books