MADDEN, Thomas F. 2003. The Church and the Jews in the Middle Ages. In: Crisis Magazine, Morley Publishing Group, Inc., Washington, D.C. 01/2003, s. 20 — 25.  [online]. Dostupné na internete <http://www.crisismagazine.com/2003/the-church-and-the-jews-in-the-middle-ages-2>