1. Baker , Peter 2009 Could Afghanistan Become Obama's Vietnam? New York Times
2. George W. Bush's Post-September 11 Rhetoric of Covenant Renewal: Upholding the Faith of the Greatest Generation;Bostdorff;Quarterly Journal of Speech,2003
3. Bush , George 1990 The President's News Conference http://www.presidency.ucsb.edu/ws/?pid=19119 The American Presidency Project http://www.presidency.ucsb.edu/
4. Bush , George 1991 Remarks to the American Legislative Exchange Council http://www.presidency.ucsb.edu/ws/?pid=19351