Gaya APA

LOUGHEED, L., J, I. (2013). Barron's IELTS= International English Language Tesling System Practice Exams (ke 2). New York: Barron\'s Educational.

Gaya MLA

LOUGHEED, Lin., J, I.. "Barron's IELTS= International English Language Tesling System Practice Exams". ke 2 New York: Barron\'s Educational, 2013. Text.