1. Ahmed, A. (2001). Holy Quran translation. Princeton University Press.
2. Al-Qurtobi, M. A. (1964). Collector of the Qur’an interpretation. The Egyptian House of Books.
3. Al-Tabari, M. J. (1901). The interpretation of the Qur’an. Al-Halabi Bookshop.
4. Arnold, P. (2012). Pope Benedict XVI says Jesus was born years earlier, the Christian calendar is wrong. CanadianChristianity.com. Accessed 23 Nov 2012.
5. Ball, J. (1939). Contribution to the geography of Egypt. Government Press.