Fonte, G. C. A. (2007). Building the Great Pyramid in one year: An engineer's report. Algora Pub..
Dyfyniad Arddull ChicagoFonte, Gerard C. A. Building the Great Pyramid in One Year: An Engineer's Report. New York: Algora Pub., 2007.
Dyfyniad MLAFonte, Gerard C. A. Building the Great Pyramid in One Year: An Engineer's Report. Algora Pub., 2007.
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