APA引文

(2001). Common European framework of reference for languages: Learning, teaching, assessment. United Kingdom: Cambridge University Press.

Trích dẫn kiểu Chicago

Common European Framework of Reference for Languages: Learning, Teaching, Assessment. United Kingdom: Cambridge University Press, 2001.

MLA引文

Common European Framework of Reference for Languages: Learning, Teaching, Assessment. United Kingdom: Cambridge University Press, 2001.

警告：这些引文格式不一定是100％准确.