APA引文

Jakeman, V. (2004). Step Up to IELTS: Student's Book. Cambridge: Cambridge University Press.

Trích dẫn kiểu Chicago

Jakeman, Vanessa. Step Up to IELTS: Student's Book. Cambridge: Cambridge University Press, 2004.

MLA引文

Jakeman, Vanessa. Step Up to IELTS: Student's Book. Cambridge: Cambridge University Press, 2004.

警告：這些引文格式不一定是100％准確.