Redigerer Det fjerde korstog (avsnitt)

===Primærkilder ===
*[[Niketas Khoniates]], [http://www.fordham.edu/halsall/source/choniates1.html The Sack of Constantinople] {{Wayback|url=http://www.fordham.edu/halsall/source/choniates1.html |date=20141030004048 }}
*[[Robert de Clari]], [http://www.deremilitari.org/resources/sources/clari.htm The Conquest of Constantinople] {{Wayback|url=http://www.deremilitari.org/resources/sources/clari.htm |date=20060623063137 }} (se også [http://www.fordham.edu/halsall/source/clari1.html utdrag fra en annen oversettelse])
*[https://web.archive.org/web/20070927230527/http://www.shsu.edu/~his_ncp/1204.html The Sack of Constantinople by the Crusaders] (utdrag fra flere samtidige redegjørelser)
*[http://www.fordham.edu/halsall/source/4cde.html The Fourth Crusade 1204: Collected Sources] (utdrag fra flere samtidige redegjørelser)
*[[Geoffrey de Villehardouin]], [http://www.fordham.edu/halsall/basis/villehardouin.html Chronicle of The Fourth Crusade and The Conquest of Constantinople] {{Wayback|url=http://www.fordham.edu/halsall/basis/villehardouin.html |date=20131011224448 }} – krøniker av det fjerde kirstog og erobringen av Konstantinopel
*[[Pave Innocens III]], [http://www.fordham.edu/halsall/source/1204innocent.html Reprimande av den pavelige legat] {{Wayback|url=http://www.fordham.edu/halsall/source/1204innocent.html |date=20140814182451 }}
*[[Moreakrøniken]]