Citazione Stile APA (7a Edizione)

Boyd, R., & Richerson, P. J. (2005). The origin and evolution of cultures. Oxford University Press.

Citazione stile Chigago Style (17a edizione)

Boyd, Robert, e Peter J. Richerson. The Origin and Evolution of Cultures. Oxford ; New York: Oxford University Press, 2005.

Citatione MLA (9a ed.)

Boyd, Robert, e Peter J. Richerson. The Origin and Evolution of Cultures. Oxford University Press, 2005.