University of Cambridge. Local Examinations Syndicate. (2009). Cambridge IELTS: Examination papers from University of Cambridge ESOL Examinations : English for speakers of other languages. Cambridge University Press.
Цитирование в стиле Чикаго (17-е изд.)University of Cambridge. Local Examinations Syndicate. Cambridge IELTS: Examination Papers from University of Cambridge ESOL Examinations : English for Speakers of Other Languages. Cambridge : New York ; New Delhi: Cambridge University Press, 2009.
Цитирование MLA (8-е изд.)University of Cambridge. Local Examinations Syndicate. Cambridge IELTS: Examination Papers from University of Cambridge ESOL Examinations : English for Speakers of Other Languages. Cambridge University Press, 2009.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.