Pfiffner, J. P. (2008). Power play: The Bush presidency and the Constitution. Brookings Institution Press.
芝加哥风格引文Pfiffner, James P. Power Play: The Bush Presidency and the Constitution. Washington, D.C.: Brookings Institution Press, 2008.
MLA引文Pfiffner, James P. Power Play: The Bush Presidency and the Constitution. Brookings Institution Press, 2008.
警告：这些引文格式不一定是100％准确.