APA引文

Hashemi, L. (2006). Grammar for PET with Answers. Cambridge University Press.

Trích dẫn kiểu Chicago

Hashemi, Louise. Grammar for PET With Answers. Cambridge University Press, 2006.

MLA引文

Hashemi, Louise. Grammar for PET With Answers. Cambridge University Press, 2006.

警告：這些引文格式不一定是100％准確.