Greenstein, F. I. (2013). Presidents and the dissolution of the Union: Leadership style from Polk to Lincoln. Princeton University Press.
芝加哥风格引文Greenstein, Fred I. Presidents and the Dissolution of the Union: Leadership Style from Polk to Lincoln. Princeton: Princeton University Press, 2013.
MLA引文Greenstein, Fred I. Presidents and the Dissolution of the Union: Leadership Style from Polk to Lincoln. Princeton University Press, 2013.
警告：这些引文格式不一定是100％准确.