Nguồn Alphonse I xứ Poitiers

Benbassa, Esther (2001). The Jews of France: A History from Antiquity to the Present. Princeton University Press.
Clanchy, M.T. (1983). England and its Rulers 1066-1272. Fontana Press. ISBN 1405106506.
Fawtier, Robert (1960). The Capetian Kings of France. Butler, Lionel; Adam, R.J. biên dịch. ISBN 0-312-11900-3.
Hallam, Elizabeth M. (1980). Capetian France, 987-1328. ISBN 0-582-48909-1.
Kolla, E.J. (2013). “The French Revolution, the Union of Avignon, and the Challenges of National Self-Determination”. Law and History Review. 31 (4): 717–747. doi:10.1017/S0738248013000448.
Jackson, Guida M. (1999). Women rulers throughout the ages: an illustrated guide. ABC-CLIO.
Jordan, William Chester (1999). “The Capetians from the death of Philip II to Philip IV”. Trong Abulafia, David (biên tập). The New Cambridge Medieval History. 5, c.1198–c.1300. Cambridge University Press.
Petit-Dutaillis, Charles (1936). The Feudal Monarchy in France and England from the Tenth to the Thirteenth Century. Hunt, E.D. biên dịch.
Richard, Jean (1983). Lloyd, Simon (biên tập). Saint Louis: Crusader King of France. Birrell, Jean biên dịch. Fayard.
William of Puylaurens (2003). The Chronicle of William of Puylaurens: The Albigensian Crusade and Its Aftermath. Sibly, W.A.; Sibly, M.D. biên dịch. Boydell Press.
Strayer, Joseph R. (1969). “The Crusades of Louis IX”. Trong R. L. Wolff; H. W. Hazard (biên tập). A History of the Crusades. II: The later Crusades, 1189–1311. tr. 486–518.
Wolfe, M. (2009). Walled Towns and the Shaping of France: From the Medieval to the Early Modern Era. Palgrave Macmillan.
Wood, Charles T. (1966). The French Apanages and the Capetian Monarchy: 1224-1328. Harvard University Press.

Tước hiệu
Trống Danh hiệu cuối cùng được tổ chức bởi John Lackland	Bá tước xứ Poitiers 1225–1271	Trống Danh hiệu tiếp theo được tổ chức bởi Philippe V của Pháp
Tiền nhiệm Raymond VII	Bá tước xứ Toulouse 1249–1271 Cùng với: Jeanne	Trống Lãnh địa hoàng gia

Tài liệu tham khảo

WikiPedia: Alphonse I xứ Poitiers http://digital.library.wisc.edu/1711.dl/History.Cr... https://archive.org/details/jewsoffrancehist00benb https://archive.org/details/capetianfrance980000ha... https://archive.org/details/in.ernet.dli.2015.2161... https://archive.org/details/frenchapanagesca0000wo... https://archive.org/details/womenrulersthrou0000ja... https://upload.wikimedia.org/wikipedia/commons/thu... https://doi.org/10.1017%2FS0738248013000448