Machan, T. W. (2013). What is English ? And Why Should we Care? OUP.
芝加哥风格引文Machan, Tim William. What Is English ? And Why Should We Care? UK: OUP, 2013.
MLA引文Machan, Tim William. What Is English ? And Why Should We Care? OUP, 2013.
警告：这些引文格式不一定是100％准确.