来源: britannica.com, romerotrust.org.uk, kellogg.nd.edu, vaticannews.va, zinnedproject.org, nsarchive2.gwu.edu, jesuitmissions.org.uk, romerotrust.org.uk, americamagazine.org, zinnedproject.org, jsis.washington.edu, pbs.org, npr.org, jesuitsmidwest.org, ebsco.com, crimemuseum.org, uscatholic.org