APA引文

(2013). Skillful listening & speaking: Student's book. London: Macmillan.

Trích dẫn kiểu Chicago

Skillful Listening & Speaking: Student's Book. London: Macmillan, 2013.

MLA引文

Skillful Listening & Speaking: Student's Book. London: Macmillan, 2013.

警告：这些引文格式不一定是100％准确.