Seidlhofer, B. (2011). Understanding English as a lingua franca. Oxford University Press.
芝加哥风格引文Seidlhofer, Barbara. Understanding English as a Lingua Franca. Oxford: Oxford University Press, 2011.
MLA引文Seidlhofer, Barbara. Understanding English as a Lingua Franca. Oxford University Press, 2011.
警告：这些引文格式不一定是100％准确.