Cambridge University Press. (2022). IELTS Academic 17 with Answers: Authentic Practice Tests Produced by Cambridge Exams Publishing (Authentic Practice Tests Edition.). Cambridge University Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Cambridge University Press. IELTS Academic 17 with Answers: Authentic Practice Tests Produced by Cambridge Exams Publishing. Authentic Practice Tests Edition. Cambridge: Cambridge University Press, 2022.
Παραπομπή σε μορφή MLA (9th εκδ.)Cambridge University Press. IELTS Academic 17 with Answers: Authentic Practice Tests Produced by Cambridge Exams Publishing. Authentic Practice Tests Edition. Cambridge University Press, 2022.
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