Machan, T. W. (2009). Language anxiety: Conflict and change in the history of English. Oxford University Press.
芝加哥风格引文Machan, Tim William. Language Anxiety: Conflict and Change in the History of English. Oxford ; New York: Oxford University Press, 2009.
MLA引文Machan, Tim William. Language Anxiety: Conflict and Change in the History of English. Oxford University Press, 2009.
警告：这些引文格式不一定是100％准确.