Citazione Stile APA (7a Edizione)

Edwards, I. (1972). The Pyramids of Egypt. Penguin.

Citazione stile Chigago Style (17a edizione)

Edwards, I.E.S. The Pyramids of Egypt. Harmonds-worth: Penguin, 1972.

Citatione MLA (9a ed.)

Edwards, I.E.S. The Pyramids of Egypt. Penguin, 1972.