Úmar ibn Abd-al-Aziz (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Úmar ibn Abd-al-Aziz" in Catalan language version.

refsWebsite

Global rank Catalan rank

1,849^th place

2^nd place

google.cat

books.google.cat

Rogers, Clifford J. The Oxford Encyclopedia of Medieval Warfare and Military Technology (en anglès). vol.1. Oxford University Press, 2010, p. 418. ISBN 0195334035.