Mu'awiya ibn Abi Sufyan : from Arabia to Empire

von Humphreys, Richard Stephen
Makers of the Muslim world
Oxford : Oneworld, 2006.
Umfang/Format: XII, 145 p. ; 22 cm.

From Saladin to the Mongols : the Ayyubids of Damascus, 1193 - 1260.

von Humphreys, Richard Stephen
Albany, New York : State University of New York Press, 1977.
Umfang/Format: xi, 504 p. : maps ; 23 cm.