3Steven Metz, Iraq & The Evolution of American Strategy, Potomac Books, Inc, Washington, D. C. ,2009,pp. 1-2.
4"The consequences of a U.S. withdrawal are even greater than the Iraqi bloodbath that would follow?" http://answers, yahoo, com/ question/index? qid = 20070721075545AArpBWo,February 7, 2007.