APA-ийн эшлэл(7 дахь хэвлэлт)

Cambridge University Press. (2018). Cambridge IELTS 13 with Answers: Academic: Fully Update Version: Examination Papers From University Of Cambridge Esol Examination (Fully Updated Version.). Cambridge University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Cambridge University Press. Cambridge IELTS 13 with Answers: Academic: Fully Update Version: Examination Papers From University Of Cambridge Esol Examination. Fully Updated Version. Cambridge: Cambridge University Press, 2018.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Cambridge University Press. Cambridge IELTS 13 with Answers: Academic: Fully Update Version: Examination Papers From University Of Cambridge Esol Examination. Fully Updated Version. Cambridge University Press, 2018.