Dourou-Iliopoulou, Maria (2005). Το Φραγκικό Πριγκιπάτο της Αχαΐας (1204-1432). Ιστορία. Οργάνωση. Κοινωνία. [The Frankish Principality of Achaea (1204-1432). History. Organization. Society.] (bằng tiếng Hy Lạp). Thessaloniki: Vanias Publications. ISBN960-288-153-4.
Longnon, Jean (1969). “The Frankish States in Greece, 1204–1311”. Trong Wolff, Robert Lee; Hazard, Harry W. (biên tập). A History of the Crusades, Volume II: The Later Crusades, 1189–1311. University of Wisconsin Press. tr. 234–275. ISBN0-299-06670-3.
Topping, Peter (1975). “The Morea, 1311–1364”. Trong Hazard, Harry W. (biên tập). A History of the Crusades, Volume III: The fourteenth and fifteenth centuries. University of Wisconsin Press. tr. 104–140.
Topping, Peter (1975). “The Morea, 1364–1460”. Trong Hazard, Harry W. (biên tập). A History of the Crusades, Volume III: The fourteenth and fifteenth centuries. University of Wisconsin Press. tr. 141–166. ISBN0-299-06670-3.