Jakeman, V., & McDowell, C. (2001). Insight into IELTS: The Cambridge IELTS course (Updated ed.). Cambridge: Cambridge University Press.
Trích dẫn kiểu ChicagoJakeman, Vanessa., và Clare McDowell. Insight Into IELTS: The Cambridge IELTS Course. Updated ed. Cambridge: Cambridge University Press, 2001.
Deismireacht MLAJakeman, Vanessa., và Clare McDowell. Insight Into IELTS: The Cambridge IELTS Course. Updated ed. Cambridge: Cambridge University Press, 2001.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.