Thornbury, S. (1997). About language: Tasks for teachers of English. Cambridge University Press.
芝加哥风格引文Thornbury, Scott. About Language: Tasks for Teachers of English. Cambridge ; New York: Cambridge University Press, 1997.
MLA引文Thornbury, Scott. About Language: Tasks for Teachers of English. Cambridge University Press, 1997.
警告：这些引文格式不一定是100％准确.