*The Oxford international encyclopedia of legal history, Oxford University Press, 2009* Potz, Richard: Islam and Islamic Law in European Legal History, European History Online, Mainz: Institute of European History, 2011, retrieved: November 28, 2011.
==Further reading==*"The Oxford international encyclopedia of legal history", Oxford University Press, 2009* Potz, Richard: Islam and Islamic Law in European Legal History, European History Online, Mainz: Institute of European History, 2011, retrieved: November 28, 2011.