Editing Pope Honorius II (section)

==Sources==
* Bergamo, Mario da (1968) OFM Cist. [Luigi Pellegrini], "La duplice elezione papale del 1130: I precedenti immediati e i protagonisti," ''Contributi dell' Istituto di Storia Medioevale, Raccolta di studi in memoria di Giovanni Soranzo'' II (Milan), 265–302.
* Catholic Encyclopedia: Honorius II<ref name=cathen>[http://www.newadvent.org/cathen/07456a.htm ''Catholic Encyclopedia'':] Honorius II</ref>
* {{cite book | last = Duffy | first = Eamon | title = Saints and Sinners: A History of the Popes | publisher = Yale University Press | year = 2001 | pages = [https://archive.org/details/saintssinnershis00duff_0/page/140 140–141] | isbn = 978-0-300-09165-6 | url-access = registration | url = https://archive.org/details/saintssinnershis00duff_0/page/140 }}
* Gregorovius, Ferdinand (1896) ''History of Rome in the Middle Ages'', Volume IV. 2 second edition, revised (London: George Bell).
* Hüls, Rudolf (1977) ''Kardinäle, Klerus und Kirchen Roms: 1049–1130 ''(Tübingen) [Bibliothek des Deutschen Historischen Instituts in Rom, Band 48].
* Levillain, Philippe (2002) ''The Papacy: An Encyclopedia, Vol II: Gaius-Proxies'', Routledge
* {{cite book |last=Mann |first=Horace K. |year=1925 |title=The Lives of the Popes in the Middle Ages: 1099-1130 |publisher=Kegan Paul |volume=8 }}
* Pandulphus Pisanus (1723) "Vita Calisti Papae II," "Vita Honorii II," Ludovico Antonio Muratori (editor), ''Rerum Italicarum Scriptores'' III. 1 (Milan), pp.&nbsp;418–419; 421–422.
* Stroll, Mary (1987) ''The Jewish Pope'' (New York: Brill 1987).
* Stroll, Mary (2005) ''Calixtus II'' (New York: Brill 2005).
* Thomas, P. C. (2007) ''A Compact History of the Popes'', St Pauls BYB