APA引文

(2004). Innovations: A course in natural English. London, UK: Thomson Heilne.

Trích dẫn kiểu Chicago

Innovations: A Course in Natural English. London, UK: Thomson Heilne, 2004.

MLA引文

Innovations: A Course in Natural English. London, UK: Thomson Heilne, 2004.

警告：這些引文格式不一定是100％准確.