Lower, M. (2005). The Barons' Crusade: A call to arms and its consequences. University of Pennsylvania Press.
芝加哥风格引文Lower, Michael. The Barons' Crusade: A Call to Arms and Its Consequences. Philadelphia: University of Pennsylvania Press, 2005.
MLA引文Lower, Michael. The Barons' Crusade: A Call to Arms and Its Consequences. University of Pennsylvania Press, 2005.
警告：这些引文格式不一定是100％准确.