APA-ийн эшлэл(7 дахь хэвлэлт)

University of Cambridge ESOL Examinations. (2009). Cambridge IELTS 7 Student's Book with Answers: Examination papers from University of Cambridge ESOL Examinations. Cambridge University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

University of Cambridge ESOL Examinations. Cambridge IELTS 7 Student's Book with Answers: Examination Papers from University of Cambridge ESOL Examinations. Cambridge: Cambridge University Press, 2009.

MLA -ийн эшлэл (9 дэх хэвлэлт)

University of Cambridge ESOL Examinations. Cambridge IELTS 7 Student's Book with Answers: Examination Papers from University of Cambridge ESOL Examinations. Cambridge University Press, 2009.