Rujukan Nomark

  1. ↑ Grimal, Nicolas (1992). A History of Ancient Egypt. Blackwell Books. halaman 142, 400.
  2. ↑ Altenmüller, Hartwig (2001). "Old Kingdom: Fifth Dynasty". Dalam Redford, Donald B. (penyunting). The Oxford Encyclopedia of Ancient Egypt. 2. Oxford University Press. m/s. 597. ISBN 978-0-19-510234-5.
  3. ↑ Jones, James Barry; Keating, Michael (1995). The European Union and Its Regions. m/s. 253. ISBN 0-19-827999-X – melalui Google Books.