==Notes====References==*Tyerman, Christopher, "God's war, A new history of the Crusades", ISBN 0-7139-9220-4*Richard, Jean, "Histoire des Croisades", ISBN 2-213-59787-1*Runciman, Steven, "A History of the Crusades, III", ISBN 0-14-013705-X
* Tyerman, Christopher, "God’s war, A new history of the Crusades", ISBN 0-7139-9220-4* Richard, Jean, "Histoire des Croisades", ISBN 2-213-59787-1* Runciman, Steven, "A History of the Crusades, III", ISBN 014013705