APA引文

(2003). Skills for first certificate: Listening & Speaking. Oxford: Macmillan.

Trích dẫn kiểu Chicago

Skills for First Certificate: Listening & Speaking. Oxford: Macmillan, 2003.

MLA引文

Skills for First Certificate: Listening & Speaking. Oxford: Macmillan, 2003.

警告：這些引文格式不一定是100％准確.