Cita APA (7a ed.)

Urton, G., Ruggles, C. L. N., & Aveni, A. F. (2007). Skywatching in the Ancient World: New Perspectives in Cultural Astronomy. University Press of Colorado.

Cita Chicago Style (17a ed.)

Urton, Gary, C. L. N. Ruggles, y Anthony F. Aveni. Skywatching in the Ancient World: New Perspectives in Cultural Astronomy. Boulder, Colo.: University Press of Colorado, 2007.

Cita MLA (8a ed.)

Urton, Gary, et al. Skywatching in the Ancient World: New Perspectives in Cultural Astronomy. University Press of Colorado, 2007.