Cambridge University Press. (2021). IELTS Academic 16 with Answers: Fully Updated Version: Real IELTS Exam (Fully Updated Version.). Cambridge University Press.
Citazione stile Chigago Style (17a edizione)Cambridge University Press. IELTS Academic 16 with Answers: Fully Updated Version: Real IELTS Exam. Fully Updated Version. Cambridge: Cambridge University Press, 2021.
Citatione MLA (9a ed.)Cambridge University Press. IELTS Academic 16 with Answers: Fully Updated Version: Real IELTS Exam. Fully Updated Version. Cambridge University Press, 2021.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.