*Battles and sieges, Tony Jaques*The Crusades and the expansion of Catholic Christendom, 1000-1714, John France*The Second Crusade, Jonathan Phillips*The chronicle of Ibn al-Athīr for the crusading period from al-Kāmil fīʼl-taʼrīkh, ʻIzz al-Dīn Ibn al-Athīr and Donald Sidney*Saga of Sigurd the Crusader and His Brothers Eystein and Olaf
==References==== Sources ==*Battles and sieges, Tony Jaques*The Crusades and the expansion of Catholic Christendom, 1000-1714, John France*The Second Crusade, Jonathan Phillips*The chronicle of Ibn al-Athīr for the crusading period from al-Kāmil fīʼl-taʼrīkh, ʻIzz al-Dīn Ibn al-Athīr and Donald Sidney*Saga of Sigurd the Crusader and His Brothers Eystein and Olaf