Clarke, Randolph. "An Integrated Agent‐Causal Account." Libertarian Accounts of Free Will. : Oxford University Press, 2003-10-30. Oxford Scholarship Online. 2005-01-20. Date Accessed 18 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/019515987X.001.0001/acprof-9780195159875-chapter-8>.
Clarke, R.(2003-10-30). An Integrated Agent‐Causal Account. In Libertarian Accounts of Free Will. : Oxford University Press. Retrieved 18 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/019515987X.001.0001/acprof-9780195159875-chapter-8.
Clarke, Randolph. "An Integrated Agent‐Causal Account." In Libertarian Accounts of Free Will. : Oxford University Press, 2003-10-30. http://www.oxfordscholarship.com/view/10.1093/019515987X.001.0001/acprof-9780195159875-chapter-8.
Clarke R. An Integrated Agent‐Causal Account. In: Clarke R. Libertarian Accounts of Free Will. Oxford University Press; 2003. http://www.oxfordscholarship.com/view/10.1093/019515987X.001.0001/acprof-9780195159875-chapter-8. Accessed May 18, 2013.