Jakeman, V., & McDowell, C. (2008). New insight into IELTS: Student's book with answers. Cambridge University Press.
Citazione stile Chigago Style (17a edizione)Jakeman, Vanessa, e Clare McDowell. New Insight into IELTS: Student's Book with Answers. Cambridge ; New Delhi: Cambridge University Press, 2008.
Citatione MLA (8a ed.)Jakeman, Vanessa, e Clare McDowell. New Insight into IELTS: Student's Book with Answers. Cambridge University Press, 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.