Crouch, J. (2009). The presidential pardon power. University Press of Kansas.
芝加哥风格引文Crouch, Jeffrey. The Presidential Pardon Power. Lawrence, Kan.: University Press of Kansas, 2009.
MLA引文Crouch, Jeffrey. The Presidential Pardon Power. University Press of Kansas, 2009.
警告：这些引文格式不一定是100％准确.