Fair, Ray C., and Lewis S. Alexander. "A Comparison of the Michigan and Fair Models." Comparative Performance of U.S. Econometric Models. : Oxford University Press, 1991-06-27. Oxford Scholarship Online. 2011-10-03. Date Accessed 21 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195057720.001.0001/acprof-9780195057720-chapter-6>.
Fair, R., & Alexander, L.(1991-06-27). A Comparison of the Michigan and Fair Models. In Comparative Performance of U.S. Econometric Models. : Oxford University Press. Retrieved 21 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195057720.001.0001/acprof-9780195057720-chapter-6.
Fair, Ray C., and Lewis S. Alexander. "A Comparison of the Michigan and Fair Models." In Comparative Performance of U.S. Econometric Models. : Oxford University Press, 1991-06-27. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195057720.001.0001/acprof-9780195057720-chapter-6.
Fair RC, Alexander LS. A Comparison of the Michigan and Fair Models. In: Klein LR. Comparative Performance of U.S. Econometric Models. Oxford University Press; 1991. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195057720.001.0001/acprof-9780195057720-chapter-6. Accessed May 21, 2013.