APA

Jakeman V., McDowell C., . (2002). Insight into Ielts. New York: Cambridge University Press.

Chicago

Jakeman V, McDowell C, . 2002. Insight into Ielts. New York: Cambridge University Press.

Harvard

Jakeman V., McDowell C., . (2002). Insight into Ielts. New York: Cambridge University Press.

MLA

Jakeman V, McDowell C, . Insight into Ielts. New York: Cambridge University Press. 2002.