Citação norma APA

Lougheed, L. (2013). Barron's IELTS practice exams: With audio CDs. Hauppauge, NY: Barron's Educational Series.

Citação norma Chicago

Lougheed, Lin. Barron's IELTS Practice Exams: With Audio CDs. Hauppauge, NY: Barron's Educational Series, 2013.

Citação norma MLA

Lougheed, Lin. Barron's IELTS Practice Exams: With Audio CDs. Hauppauge, NY: Barron's Educational Series, 2013.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.