APA引文

Duke, D. (1990). Teaching an introduction. Mc Graw Hill.

芝加哥风格引文

Duke, Daniel. Teaching an Introduction. New York: Mc Graw Hill, 1990.

MLA引文

Duke, Daniel. Teaching an Introduction. Mc Graw Hill, 1990.

警告：这些引文格式不一定是100％准确.