Kramer, Martin (1999). "Bernard Lewis". Encyclopedia of Historians and Historical Writing. Vol. 1. London: Fitzroy Dearborn. pp. 719–720. Archived from the original on November 13, 2010. Retrieved 2006-05-23.
Kramer, Martin (1999). "Bernard Lewis". Encyclopedia of Historians and Historical Writing. Vol. 1. London: Fitzroy Dearborn. pp. 719–720. Archived from the original on November 13, 2010. Retrieved 2006-05-23.