APA引文

Alexander, L. G. (1977). Practice and progress: An integrated course for pre-intermediate students. London: Longman.

Trích dẫn kiểu Chicago

Alexander, L. G. Practice and Progress: An Integrated Course for Pre-intermediate Students. London: Longman, 1977.

MLA引文

Alexander, L. G. Practice and Progress: An Integrated Course for Pre-intermediate Students. London: Longman, 1977.

警告：這些引文格式不一定是100％准確.