Widdowson, H. (1996). Linguistics. Oxford University Press.
芝加哥风格引文Widdowson, H.G. Linguistics. Oxford: Oxford University Press, 1996.
MLA引文Widdowson, H.G. Linguistics. Oxford University Press, 1996.
警告：这些引文格式不一定是100％准确.
APA引文