APA (7. basım) Alıntı
Pauline Cullen. (2014). The Official Cambridge guide to IELTS: For academic and General Training. Cambridge university Press.
Chicago Style (17. basım) Atıf
Pauline Cullen. The Official Cambridge Guide to IELTS: For Academic and General Training. Cambridge,UK: Cambridge university Press, 2014.
MLA (9th ed.) Atıf
Pauline Cullen. The Official Cambridge Guide to IELTS: For Academic and General Training. Cambridge university Press, 2014.
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