References ^ (2008). Mark Lehner (2008). The Complete Pyramids: Solving the Ancient Mysteries. p. 34., Thames & Hudson. Product. ISBN 9780500285473 (revised May 2012)^ (2008). 9780500285473, Thames & Hudson. Wiki. ISBN 9780500285473 (revised Aug 2012)^ (2015). Comp Pyramids Pa BiggerBooks. ISBN 9780500285473 (revised Dec 2023)^ Complete Pyramids Indigo. ISBN 9780500285473 (revised Nov 2023)