== Litteratur ==
* Arrowsmith-Brown, J. H. (translator), ''Prutky's travels to Ethiopia and other countries''. London: Hakluyt Society, 1991. Om Johannes: pp.&nbsp;115–117.
* Wilhelm Baum, ''Die Verwandlungen des Mythos vom Reich des Priesterkönigs Johannes'', Klagenfurt 1999
* Charles Beckingham, ''Prester John, the Mongols and the Ten Lost Tribes'', Aldershot 1996, {{ISBN|0-86078-553-X}} — Assembly of the essential source texts and studies.
* [[Umberto Eco]], ''[[Baudolino]]'' dansk version fra 2003 {{ISBN|87-553-3085-1}}
* Nicholas Jubber, ''The Prester Quest'', Doubleday, 2005, {{ISBN|0-385-60702-4}}
* Robert Silverberg, ''The Realm of Prester John'', Ohio University Press, 1996 (paperback edition) {{ISBN|1-84212-409-9}}
* Lynn Thorndike, ''A History of Magic and Experimental Science: During the First Thirteen Centuries of Our Era, Volume II'', pp.&nbsp;236–245, Columbia University Press, 1923, New York and London, Hardcover, 1036 pages {{ISBN|0-231-08795-0}}
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