Dourou-Iliopoulou, Maria (2005). Το Φραγκικό Πριγκιπάτο της Αχαΐας (1204-1432). Ιστορία. Οργάνωση. Κοινωνία. (dalam bahasa Greek). Thessaloniki: Vanias Publications. ISBN960-288-153-4.; Pemeliharaan CS1: Bahasa yang tidak diketahui (link)
Longnon, Jean (1969). "The Frankish States in Greece, 1204–1311". Dalam Wolff, Robert Lee; Hazard, Harry W. (ed.). A History of the Crusades, Volume II: The Later Crusades, 1189–1311. University of Wisconsin Press. hlm.234–275. ISBN0-299-06670-3.;
Topping, Peter (1975). "The Morea, 1311–1364". Dalam Hazard, Harry W. (ed.). A History of the Crusades, Volume III: The fourteenth and fifteenth centuries. University of Wisconsin Press. hlm.104–140.;
Topping, Peter (1975). "The Morea, 1364–1460". Dalam Hazard, Harry W. (ed.). A History of the Crusades, Volume III: The fourteenth and fifteenth centuries. University of Wisconsin Press. hlm.141–166. ISBN0-299-06670-3.;