William R Keylor. (2003). A world of nations: The international order since 1945. Oxford University Press.
シカゴスタイル引用形William R Keylor. A World of Nations: The International Order Since 1945. New York: Oxford University Press, 2003.
MLA引用形式William R Keylor. A World of Nations: The International Order Since 1945. Oxford University Press, 2003.
警告: この引用は必ずしも正確ではありません.