Doyle, M. (1986). Empires. Cornell University Press.
芝加哥风格引文Doyle, Michael. Empires. Ithaca, New York: Cornell University Press, 1986.
MLA引文Doyle, Michael. Empires. Cornell University Press, 1986.
警告：这些引文格式不一定是100％准确.
APA引文