Cathars Dualist Heretics in Languedoc in the High Middle Ages Barber, Malcolm Innbundet / 2017 / Engelsk
Letters from the East Crusaders, Pilgrims and Settlers in the 12th–13th Centuries Barber, Malcolm Innbundet / 2010 / Engelsk
Letters from the East Crusaders, Pilgrims and Settlers in the 12th–13th Centuries Barber, Malcolm Heftet / 2013 / Engelsk
Military Orders Volume I Fighting for the Faith and Caring for the Sick Barber, Malcolm Innbundet / 1994 / Engelsk
History of the Holy War Ambroise's Estoire de la Guerre Sainte Ailes, Marianne Heftet / 2011 / Engelsk
History of the Holy War Ambroise's Estoire de la Guerre Sainte Ailes, Marianne Heftet / 2011 / Engelsk
