Cita APA (7th ed.)

Edwards, I. E. S. (1985). The pyramids of Egypt (Rev. ed., Rev. and updated.). Penguin Books.

Cita Chicago (17th ed.)

Edwards, I. E. S. The Pyramids of Egypt. Rev. ed., Rev. and updated. Harmondsworth, Middlesex, Eng: Penguin Books, 1985.

Cita MLA (9th ed.)

Edwards, I. E. S. The Pyramids of Egypt. Rev. ed., Rev. and updated. Penguin Books, 1985.