Dickinson, M. (1994). Wonders of the ancient world. National Geographic.
Cita Chicago (17th ed.)Dickinson, Mary. Wonders of the Ancient World. Washington: National Geographic, 1994.
Cita MLA (9th ed.)Dickinson, Mary. Wonders of the Ancient World. National Geographic, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.