Broughton, G. (1980). Teaching English as a foreign language (2nd ed.). Routledge.
芝加哥风格引文Broughton, Geoffrey. Teaching English as a Foreign Language. 2nd ed. London ; New York: Routledge, 1980.
MLA引文Broughton, Geoffrey. Teaching English as a Foreign Language. 2nd ed. Routledge, 1980.
警告：这些引文格式不一定是100％准确.