Quantum redactiones paginae "Balduinus Exoniensis" differant

* {{cite encyclopedia |author=Duggan, Charles |encyclopedia= The English Church and the Papacy in the Middle Ages |title= From the Conquest to the Death of John | editor-last = Lawrence| editor-first = C. H.| pages = 63–116| place = Stroud, UK | publisher = Sutton Publishing|isbn=0-7509-1947-7 | year = 1965 |edition=1999 Reprint}}

* {{cite book |author=Duggan, Charles |title=Twelfth-century Decretal Collections and their Importance in English History |publisher=Athlone Press |location=London |year=1963 |oclc= 188968}}

* {{cite encyclopedia |author=Freeland, Jane Patricia |author2=Bell, David N. |title= Introduction |encyclopedia = Baldwin of Forde: The Commendation of Faith |series = Cistercian Fathers Series |volume=65 |publisher=Cistercian Publications |location=Kalamazoo, MI |year=2000 |isbn= 0-87907-759-X }}

* {{cite book |author=Fryde, E. B. |coauthors=Greenway, D. E.; Porter, S.; Roy, I. |title=Handbook of British Chronology|edition=Third revised |publisher=Cambridge University Press |location=Cambridge, UK |year=1996 |isbn=0-521-56350-X }}