Rabban Bar Sauma (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Rabban Bar Sauma" in Spanish language version.

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4books.google.com

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books.google.com

Thomas Francis Carter (1955). The invention of printing in China and its spread westward (2 edición). Ronald Press Co. p. 171. Consultado el 28 de junio de 2010.
Jacques Gernet (1996). A history of Chinese civilization. Cambridge University Press. p. 376. ISBN 0-521-49781-7. Consultado el 28 de octubre de 2010.
The Mongols and the West, 1221-1410 Peter Jackson p.169
The Cambridge history of Iran William Bayne Fisher, John Andrew Boyle p.370