Thorisdottir, Hulda, John T. Jost, and Aaron C. Kay. "On the Social and Psychological Bases of Ideology and System Justification." Social and Psychological Bases of Ideology and System Justification. : Oxford University Press, 2009-08-01. Oxford Scholarship Online. 2009-05-01. Date Accessed 23 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195320916.001.0001/acprof-9780195320916-chapter-1>.
Thorisdottir, H., Jost, J., & Kay, A.(2009-08-01). On the Social and Psychological Bases of Ideology and System Justification. In Social and Psychological Bases of Ideology and System Justification. : Oxford University Press. Retrieved 23 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195320916.001.0001/acprof-9780195320916-chapter-1.
Thorisdottir, Hulda, John T. Jost, and Aaron C. Kay. "On the Social and Psychological Bases of Ideology and System Justification." In Social and Psychological Bases of Ideology and System Justification. : Oxford University Press, 2009-08-01. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195320916.001.0001/acprof-9780195320916-chapter-1.
Thorisdottir H, Jost JT, Kay AC. On the Social and Psychological Bases of Ideology and System Justification. In: Jost JT, Kay AC, Thorisdottir H. Social and Psychological Bases of Ideology and System Justification. Oxford University Press; 2009. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195320916.001.0001/acprof-9780195320916-chapter-1. Accessed May 23, 2013.