Crick, B. (2002). Democracy: A very short introduction. Oxford University Press.
芝加哥风格引文Crick, Bernard. Democracy: A Very Short Introduction. Oxford ; New York: Oxford University Press, 2002.
MLA引文Crick, Bernard. Democracy: A Very Short Introduction. Oxford University Press, 2002.
警告：这些引文格式不一定是100％准确.