APA ציטוט

Lougheed, L. (2013). Barron's IELTS: International English language testing system. New York: Barron's Educational Series.

Trích dẫn kiểu Chicago

Lougheed, Lin. Barron's IELTS: International English Language Testing System. New York: Barron's Educational Series, 2013.

ציטוט MLA

Lougheed, Lin. Barron's IELTS: International English Language Testing System. New York: Barron's Educational Series, 2013.