Your primary sources are available as electronic documents on the Boğaziçi Library web site.
1. Ibn Batuta, Travels in Asia and Africa 1325-1354
2. Franks in the Levant, Autobiography of ibn Munkidh
3. a. Coronation mantle of Roger II, Norman king of Sicily, 1133
b. Trilingual inscription, in Latin, Greek, and Arabic, commemorating the hydrolic clock of the palace of Roger II in Palermo, 12th century
c. Images from the muqarnas ceiling of the Capella Palatina in Palermo, mid-12th century