APA引文

Hallows, R. (2006). IELTS express: Upper Intermediate listening program. London: Thomson.

Trích dẫn kiểu Chicago

Hallows, Richard. IELTS Express: Upper Intermediate Listening Program. London: Thomson, 2006.

MLA引文

Hallows, Richard. IELTS Express: Upper Intermediate Listening Program. London: Thomson, 2006.

警告：这些引文格式不一定是100％准确.