Making Things Happen: A Theory of Causal Explanation. : Oxford University Press, 2004-01-08. Oxford Scholarship Online. 2005-01-20. Date Accessed 24 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/0195155270.001.0001/acprof-9780195155273>.
(2004-01-08). Making Things Happen: A Theory of Causal Explanation. : Oxford University Press. Retrieved 24 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/0195155270.001.0001/acprof-9780195155273.
Making Things Happen: A Theory of Causal Explanation. : Oxford University Press, 2004-01-08. http://www.oxfordscholarship.com/view/10.1093/0195155270.001.0001/acprof-9780195155273.
Woodward J. Making Things Happen: A Theory of Causal Explanation. Oxford University Press; 2004. http://www.oxfordscholarship.com/view/10.1093/0195155270.001.0001/acprof-9780195155273. Accessed May 24, 2013.