Diamond, Jared. 2012. The World Until Yesterday: What Can We Learn from Traditional Societies? New York: Viking Press, 243–275.

Eibach, Richard P., and Lisa K. Libby. 2009. “Ideology of the Good Old Days: Exaggerated Perceptions of Moral Decline and Conservative Politics.” In Social and Psychological Biases of Ideology and System Justification, edited by J. T. Jost, A. C. Kay, and H. Thorisdottir, 402–423. New York: Oxford University Press.