↑ The Gospel in All Lands By Methodist Episcopal Church Missionary Society, Missionary Society, Methodist Episcopal Church, m/s. 262
↑ A Manual of Church History By Albert Henry Newman, pg. 461
↑ Dore's Illustrations of the Crusades By Gustave Dore, Dore
↑ "Histoire des Croisades III", Rene Grousset, p.653. Grousset quote a contemporary source ("Eracles", p.461) explaining that Edward contacted the Mongols "por querre secors" ("To ask for help")
↑ "Histoire des Croisades III", Rene Grousset, p.653.
