Lougheed, L. (2013). Barron's IELTS practice exams: With audio CDs. Hauppauge, NY: Barron's Educational Series.
शिकागो स्टाइल उद्धरणLougheed, Lin. Barron's IELTS Practice Exams: With Audio CDs. Hauppauge, NY: Barron's Educational Series, 2013.
एमएलए उद्धरणLougheed, Lin. Barron's IELTS Practice Exams: With Audio CDs. Hauppauge, NY: Barron's Educational Series, 2013.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.