Speier, H. (1969). Force and folly: Essays on foreign affairs and the history of ideas. M.I.T. Press.
芝加哥风格引文Speier, Hans. Force and Folly: Essays on Foreign Affairs and the History of Ideas. Cambridge, Mass: M.I.T. Press, 1969.
MLA引文Speier, Hans. Force and Folly: Essays on Foreign Affairs and the History of Ideas. M.I.T. Press, 1969.
警告：这些引文格式不一定是100％准确.