Catholic Encyclopedia, au Old Catholic Encyclopedia au Original Catholic Encyclopedia, ni kamusi elezo ya Kiingereza kutoka Marekani ambayo inafafanua vidahizo kuhusu Kanisa Katoliki. Gombo la kwanza lilitolewa mnamo Machi 1907. . Toleo hili linapatikana bure katika intaneti kwa wasomaji wote. Preface to the Catholic Encyclopedia Scan of "Preface". Catholic Answers. Jalada kutoka ya awali juu ya 2010-05-22. Iliwekwa mnamo 6 Septemba 2010. Wikimedia Commons ina media kuhusu: Catholic Encyclopedia Catholic Encyclopedia Archived 20 Agosti 2008 at the Wayback Machine. at Catholic.com Catholic Encyclopedia on New Advent Catholic Encyclopedia on Catholicity