3Ray S. Cline, World Power Assessment (Westview Press, 1977) : Ray S. Cline, World Power Trends and U. S. Foreign Policy for the 1980s (Westvew Press, 1980).
4Joseph S. Nye, "Soft Power," Foreign Policy, Fall 1990, No. 80.
5Joseph S. Nye, The Paradox of American Power : Why the World's Only Superpower Can't Go It Alone (Oxford University Press, January, 2002).
6"Why Military Power Is No Lon-ger Enough," The Observer , March 31, 2002.
7"Bound to Lead: The Changing Nature of American Power,"Basic Books, August, 1991.
8樊尚·若威尔.《伊拉克战争后的世界》，5月28日法国《新观察家》周刊.
9"The National Security Strategy of the United States of America," http://www, whitehouse.gov/nse/nss, html.
10Robert Kagan: "Power and Weakness," Policy Review, May, 2003, No. 113.
