APA引文

Lougheed, L. (2010). Barron’s IELTS: International Language Testing System (2nd ed.). Tp.HCM: Trẻ.

Trích dẫn kiểu Chicago

Lougheed, Lin. Barron’s IELTS: International Language Testing System. 2nd ed. Tp.HCM: Trẻ, 2010.

MLA引文

Lougheed, Lin. Barron’s IELTS: International Language Testing System. 2nd ed. Tp.HCM: Trẻ, 2010.

警告：这些引文格式不一定是100％准确.