Harwood, N. (2010). English language teaching materials: Theory and practice. Cambridge University Press.
芝加哥风格引文Harwood, Nigel. English Language Teaching Materials: Theory and Practice. New York: Cambridge University Press, 2010.
MLA引文Harwood, Nigel. English Language Teaching Materials: Theory and Practice. Cambridge University Press, 2010.
警告：这些引文格式不一定是100％准确.