Citazione Stile APA (7a Edizione)

-. (1986). Builders: Of the ancient world. National Geographic Society.

Citazione stile Chigago Style (17a edizione)

-. Builders: Of the Ancient World. Washington: National Geographic Society, 1986.

Citatione MLA (9a ed.)

-. Builders: Of the Ancient World. National Geographic Society, 1986.