Trích dẫn APA

Duncan,Janie. (2007). Open forum 3: Academic listening and speaking. Anh: Oxford University.

Trích dẫn kiểu Chicago

Duncan,Janie. Open Forum 3: Academic Listening and Speaking. Anh: Oxford University, 2007.

MLA Trích dẫn

Duncan,Janie. Open Forum 3: Academic Listening and Speaking. Anh: Oxford University, 2007.

Warning: These citations may not always be 100% accurate.